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The surprising reason our muscles get tired - Christian Moro 

TED-Ed
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Why do our muscles get tired and sore after exercise? Explore how our muscles function, and how you can exercise longer without experiencing muscle fatigue.
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You're lifting weights. The first time feels easy, but each lift takes more and more effort until you can’t continue. Inside your arms, the muscles responsible for the lifting have become unable to contract. What’s going on? Christian Moro explains how exactly our muscles operate, and what causes them to become fatigued.
Lesson by Christian Moro, directed by Nichola Latzgo.
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17 апр 2019

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Комментарии : 3 тыс.   
@-4subscriberswithahammerad521
@-4subscriberswithahammerad521 5 лет назад
Pain is just weakness leaving the body - some guy
@user-lz2rk7by3t
@user-lz2rk7by3t 5 лет назад
-4 Subscribers with a hammer addiction h u h ?
@Felix-ve9hs
@Felix-ve9hs 5 лет назад
if you feel pain it means you are not dead
@jadrianmc3420
@jadrianmc3420 5 лет назад
um.. nobody really said that except u
@jakoblenke3012
@jakoblenke3012 5 лет назад
JadrianMc nah saw that on a gym ad too
@aperson2730
@aperson2730 5 лет назад
I thought it was "sweat" not "pain"
@TheKillerind
@TheKillerind 5 лет назад
An entire semester of biology explained in one video. Lol.
@are3287
@are3287 5 лет назад
A fraction of a 6-week course in high school biology...
@TheKillerind
@TheKillerind 5 лет назад
@@are3287 Are you from the US because I highly doubt that the Sodium Potassium pump a long with the associated neurotransmitters are covered in high school.
@are3287
@are3287 5 лет назад
@@TheKillerind Finland and it's covered in the 4th course of biology in high school. (You only have to take 2 courses of biology though, so it's optional)
@abdulmoid267
@abdulmoid267 4 года назад
@@TheKillerind I am from India and yes we were taught this in high school
@temp4743
@temp4743 4 года назад
TheKillerind we learned in my us school
@muchalucha4939
@muchalucha4939 4 года назад
Sodium & Potassium: We're gonna end this man's whole set.
@Hala-ataa
@Hala-ataa 3 года назад
Most underrated comment
@ericwalker6546
@ericwalker6546 3 года назад
¡Mucha Lucha! Not to the ones who took chemistry...
@limewarrircat4292
@limewarrircat4292 3 года назад
Eat banana and take a pinch of salt before workout. A lot of water and maybe caffeine before workout
@JosiahFickinger
@JosiahFickinger 3 года назад
I love all the personification. It makes you realize how complicated our system actually is without being humans..
@ZeRo-yc7zf
@ZeRo-yc7zf 3 года назад
bananas and PB2. Or a banana and cottage cheese
@golightning291
@golightning291 3 года назад
Muscles: *fatigued* Every "certified" fitness trainer and HS coach: L A C T I C A C I D
@aymaneelansari6183
@aymaneelansari6183 3 года назад
Most of the time people stop doing a certain workout not because of fatigue but because of pain caused by lactic acid
@dragan176
@dragan176 3 года назад
@@aymaneelansari6183 But that's what the while video is about. It doesn't work like that. Lactic acid doesn't cause pain, it likely reduces the pain
@dragan176
@dragan176 3 года назад
@@aymaneelansari6183 Where did you find this? I linked a study from pubmed
@thersten
@thersten 3 года назад
@@aymaneelansari6183 not gonna disagree w you but my personal experience has always been that the muscles don't respond way before any feeling of pain. That's with both weights and with running. Extreme high reps or over 4 miles running is a different story however. That's when I start to get lactic acid build up.
@Pineapple-hx9ty
@Pineapple-hx9ty 3 года назад
@@dragan176 thar u goooooo
@rugvedk109
@rugvedk109 5 лет назад
These animations are really good. Even kids can understand them.
@HadiLePanda
@HadiLePanda 5 лет назад
I totally agree :) Hoping to see more of these
@abc9591
@abc9591 5 лет назад
Same
@squidlywizard3347
@squidlywizard3347 5 лет назад
ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-RmUxnAkO054.html
@rugvedk109
@rugvedk109 5 лет назад
@Arshia Kiannasr yeah. That was unexpected. I commented what I honestly felt. And here I am : "SUFFERING FROM SUCCESS"
@randomguy3779
@randomguy3779 5 лет назад
I am a kid and i can confirm your statement
@ramade9040
@ramade9040 5 лет назад
The more you know: Our muscle and brain has pair of eyes
@MrSaverio97
@MrSaverio97 5 лет назад
And they can also understand basic emotions
@temp4743
@temp4743 4 года назад
VampireDuck both
@Johnnyy832
@Johnnyy832 4 года назад
Lucas Ferreira your brain has an occipital lobe for your eyes :p
@LilFliccs
@LilFliccs 4 года назад
@VampireDuck same thing different meaning.
@d-rbrtsn9989
@d-rbrtsn9989 4 года назад
And they are obviously happy to hear from one another.... :)
@TheCetarius
@TheCetarius 2 года назад
That's the key sentence of muscle fatigue: "The more regularly you exercise , the longer it takes for muscle fatigue to set in each time. That's because the stronger you are the fewer times the cycle of nerve signal from the brain to contract the muscle has to be repeated, to lift a certain amount of weight. Fewer cycles mean slower ion depletion." Also bigger muscles can store more ions.
@juanibanez4439
@juanibanez4439 2 года назад
I train all the time and now Ive reached like super tired and can't even train. So this is because I need to rest and replenish? I rest once a week but even so it's not enough rest.
@Ohem1
@Ohem1 2 года назад
So if I hook up wires on each end of the muscle I can charge my stuff?
@13megaprime
@13megaprime 2 года назад
Juan Ibanez you’re probably overdoing it. Maybe try working out one day and resting the next. In other words, work out every other day. That may help. Make sure you’re consuming enough calories and eating the right kinds of food
@steelmongoose4956
@steelmongoose4956 2 года назад
@@juanibanez4439 It's very possible to train beyond your body's ability to recover, especially if you're not taking steroids. Eating enough (especially protein), sleeping enough, and getting enough recovery time is key.
@juanibanez4439
@juanibanez4439 2 года назад
@@13megaprime thank you so much
@Ranstone
@Ranstone 2 года назад
Slight correction: Lactic acid isn't a waste product. As of 2018, it's now taught lactic acid is an anaerobic "fuel source." As less athletic people used it less efficiently, more was found in their muscles, leading early physical science to think it was a correlation to waste byproducts. It was in fact absent from fit people not because they don't produce a mythical byproduct, but because they burnt a higher percentage of the useful, anaerobic lactic acid. This has been taught for a decade, but it has only been taught mainstream for the past 3 years, so I don't blame you for getting it wrong. Never stop learning!
@Maob08
@Maob08 2 года назад
This is really interesting because I learned lactic acid was waste. So, the muscles re-use it as fuel source, is that it?
@Ranstone
@Ranstone 2 года назад
@@Maob08 Much is still being discovered about lactic acid, but basically, it acts as oxygen when your muscles have used all of it's oxygen up.
@philippvollmer9990
@philippvollmer9990 2 года назад
@@Maob08 I learned, that lactic acid can only be used by the myocard as energy, is that still true? Also lactic acid stimulates fibroblasts to produce more collagen tissue after an injury.
@santi_super_stunts2573
@santi_super_stunts2573 2 года назад
Thanks for saying something and not at all explaining what it actually is then. Just saying “hey actually that’s wrong” no “instead it’s actually”. You would be a great teacher.
@Varelas03
@Varelas03 2 года назад
@@santi_super_stunts2573 created in the anaerobic lactic energy path way (10secs-3minsintensiveoutput)after glucose breakdowns atp, pyruvic acid, nadh & hydrogen is formed(acidity causing), pyruvic acid takes hydrogen turns into lactic acid and attempts to clear it so the muscles can continue to contract, until the pount there is to hydrogen production against pyruvic acid effecting muscle contraction mechanism and enzymetic function
@scotti3gt
@scotti3gt 5 лет назад
I'll never look at pumping "ion" the same way again..
@Ta3iapxHs
@Ta3iapxHs 3 года назад
Haha
@cvpiguy
@cvpiguy 3 года назад
Nice 👍 😂
@sobreaver
@sobreaver 2 года назад
ohhhhhhhhhhhh Arny would like this one =]
@mursol
@mursol 5 лет назад
Your videos are so informative and they're also fun. Ps: Your animation is so good Edit : I ment "but" in a good way I couldn't think of another word, I fixed everything I did wrong.
@xioniyxz
@xioniyxz 5 лет назад
why use "but" it sounded like you didn't liked it that way tho.
@LawlessLawyer
@LawlessLawyer 5 лет назад
Your videos are so informative and also so fun to watch*
@GAMEOVER-yy6zj
@GAMEOVER-yy6zj 5 лет назад
@@xioniyxz She meant to say that an informative science topic usually gets boring but ted-ed makes them interesting as well as fun to watch.
@xioniyxz
@xioniyxz 5 лет назад
@@GAMEOVER-yy6zj that doesn't answer my statement. Anyways at least he enjoyed the video that's what's important.
@captainobvious3174
@captainobvious3174 5 лет назад
zaina alhour ikr!!!
@theweirdshow2860
@theweirdshow2860 2 года назад
I don't like school but watching this is so much better and actually makes me want to learn about it! I think its honestly better when a person chooses to learn about something instead of getting forced to learn it.
@pilapila183
@pilapila183 Год назад
But it would be hard to choose what you want to focus on unless you get exposed to a variety of things. That’s the whole idea
@xinquiote9572
@xinquiote9572 4 года назад
Muscle gets tired: Na Na Na Na K, emma head out.
@emmamorris5696
@emmamorris5696 4 года назад
im still right here
@xinquiote9572
@xinquiote9572 4 года назад
@@emmamorris5696 lol
@thediamondstewyt8260
@thediamondstewyt8260 3 года назад
or in other words "Ok Emma, Leave"
@lavenderturtle3759
@lavenderturtle3759 3 года назад
You called?
@lenin7935
@lenin7935 3 года назад
@@emmamorris5696 bake me a cake mom
@Ashish-er4kz
@Ashish-er4kz 4 года назад
This looks much like a lucid dream than a informative video.
@datGuy0309
@datGuy0309 4 года назад
Ashish if this is what your lucid dreams look like then you should be worried
@f.n30
@f.n30 4 года назад
@@datGuy0309 hahahaha
@RosieWilliamOlivia
@RosieWilliamOlivia 4 года назад
@@datGuy0309 or happy... this is a pretty awesome dream!
@kryptokingduels7345
@kryptokingduels7345 3 года назад
This looks more like a fever dream
@frosty2857
@frosty2857 3 года назад
Bomboclaaat😂
@deliat7478
@deliat7478 5 лет назад
As a Bio major, I love how simple and entertaining y’all make this process! It can get super complex super fast, but this basic overview is awesome at hitting the big picture points. Thanks for all you do!
@druncle1977
@druncle1977 Год назад
Would a increased dietary intake of potassium, ion, and calcium reduce the muscular fatigue I'm experiencing from my new physical demanding job, or do I just have to keep working hard and get bigger muscles?
@808Efe
@808Efe Год назад
@@druncle1977 you probably already get enough of them. you need to get stronger and bigger if you want your job to be easier. so try working out, it is amazing :)
@druncle1977
@druncle1977 Год назад
@@808Efe I simply don't have the energy at all after work. It's very physical demanding, but already packed on some muscle from it. I tried drinking a smoothie with milk, banana, oats, spinaches, and kale. Seemed to do wonders for me. Didn't drink it today, and was back to my usual exhausted mode.
@rodgerbane3825
@rodgerbane3825 2 года назад
When people lift VERY HEAVY, they are training their nervous system more than their muscle. Lifting real heavy, low rep, won't cause so much size increase, but will greatly increase strength though conditioning the nervous system to work more effectively.
@henk7747
@henk7747 2 года назад
This should be pinned. So that's how strength training works.
@Theiserino
@Theiserino 2 года назад
I have learned it is the other way around - heavy and low rep = bigger muscle but not so much strength increase
@rodgerbane3825
@rodgerbane3825 2 года назад
@@Theiserino What are you calling low rep? How much volume, how many sets?
@Theiserino
@Theiserino 2 года назад
@@rodgerbane3825 6-8 reps, 4 sets, what do you mean by volume?
@rodgerbane3825
@rodgerbane3825 2 года назад
@@Theiserino Number of sets. By very heavy I was thinking 2-4 reps. But hey, I'm just going by what I've been told and read, I am no hulking beast by a long shot.
@azwadahbab6829
@azwadahbab6829 Год назад
As a Biology student, I admit, these videos are a very good way to understand and remember the concepts
@georgec8077
@georgec8077 5 лет назад
Wow, I actually didn’t know that 😂 thanks 🙏
@abosalah2854
@abosalah2854 5 лет назад
What do you mean? No one did.
@lightshow366
@lightshow366 5 лет назад
Moonlight blade except the people who took anatomy & physiology.
@IMASTERgraal
@IMASTERgraal 5 лет назад
@@abosalah2854 i learned that at school lol
@jondoe5926
@jondoe5926 4 года назад
What is it that you didn't know?
@Vishal-np9pe
@Vishal-np9pe 5 лет назад
Love you for your unrelenting desire to disperse knowledge among people like me who have actually started liking science courtesy to your content.
@drivethruabortion280
@drivethruabortion280 2 года назад
"Your muscles get tired because you're a lazy good-for-nothing." --Dad
@killerpussy84
@killerpussy84 2 года назад
Wow, what an assbutt of a dad.
@lincolncolt3183
@lincolncolt3183 2 года назад
We must be related
@aaaaaa-hh8cq
@aaaaaa-hh8cq 2 года назад
@@killerpussy84 bruh no
@enderredacted112
@enderredacted112 2 года назад
@@aaaaaa-hh8cq yes.
@drivethruabortion280
@drivethruabortion280 2 года назад
I speak on behalf of generic dad tropes, not my da.
@gravnine
@gravnine 4 года назад
so what you're telling me... is that to avoid muscle fatigue I just need to stuff my face with salty banana milkshakes?
@nikosnikos8616
@nikosnikos8616 3 года назад
Exactly
@blammela
@blammela 3 года назад
Yes
@yeseniarobles4289
@yeseniarobles4289 3 года назад
Si
@My_Arse
@My_Arse 3 года назад
Oui
@kenfee8961
@kenfee8961 3 года назад
Ja
@BobMcCoy
@BobMcCoy 5 лет назад
*_It’s Leg Day!_*
@harisrehman5474
@harisrehman5474 5 лет назад
_Bob McCoy *L E G S*
@tanmaypalkar9861
@tanmaypalkar9861 5 лет назад
😫😫😫😫😫😫
@ongobongo8333
@ongobongo8333 5 лет назад
Every day is leg day
@brane4859
@brane4859 5 лет назад
ongo bongo There's my man!
@aidanmattson681
@aidanmattson681 5 лет назад
Every day is leg day Don’t @ me
@paulhan1615
@paulhan1615 5 лет назад
1:11 Man, that potassium and sodium pump and the voltage of neurons. I hated biology problems involving those in my high school exam.
@Danilego
@Danilego 5 лет назад
Weird, I didn't learn that in high school! I learned it in Crash Course :)
@rebecca4680
@rebecca4680 5 лет назад
Just learned about the nervous system in Biology last term. The generation of action potentials was pretty confusing at first, and the Na/K pump... gah, it's everywhere!
@razorcola4545
@razorcola4545 5 лет назад
paul han I ve to learn this for my final examen, but in reality its a lil bit more complicated
@antoniomolina3612
@antoniomolina3612 5 лет назад
I thought it was chemistry lol
@samuelvillemure92
@samuelvillemure92 5 лет назад
At 1:11, there was no pump, those are channels that open and sodium rushes in because electrochemical gradient. Na+K+ pump requires energy (ATP) and Na is actually pushed out.
@alphaq7721
@alphaq7721 3 года назад
Bro I studied all this in a whole semester at my dentistry college And you here explained it in nearly 5 mins . Amazing
@AxelVenturatheboss
@AxelVenturatheboss 2 года назад
When I watch videos like this it really makes me appreciate all the tiny things my body does for me💀
@showaibzaman400
@showaibzaman400 5 лет назад
Your animation is amazing 😋 and interesting too. (Funny also)
@SuicideBunny6
@SuicideBunny6 5 лет назад
How to explain a complicate topic in a detailed yet clear and colourful way. Another brilliant TED-Ed video!
@izzywang7060
@izzywang7060 3 года назад
The brain sending signals animation is so good :0
@EdeYOlorDSZs
@EdeYOlorDSZs 2 года назад
Ikr
@cvlad4025
@cvlad4025 2 года назад
This is so dam funny and educational, the ministry of education should learn from you guys.
@user-cg9kg2qp7y
@user-cg9kg2qp7y 4 года назад
I love how the brain sounds just like: *WAwAwAWAwaWawawa*
@mrixzz8127
@mrixzz8127 3 года назад
“Kira did nothing wrong” that’s something Kira would say
@nitro7644
@nitro7644 2 года назад
@@mrixzz8127 That actually means he's Kira? I thought he's dead.
@felixbeutin8105
@felixbeutin8105 2 года назад
That's what my brain sounds like
@kalliboymusic
@kalliboymusic 2 года назад
It's kinda sounds like classic dubstep wobble
@fatygalonenuno9315
@fatygalonenuno9315 2 года назад
proper signals sfx
@justinliow3860
@justinliow3860 5 лет назад
I was gonna make a joke about sodium But Na
@justinliow3860
@justinliow3860 5 лет назад
@David Z O K You may need oxygen as well
@donovanrieman3592
@donovanrieman3592 5 лет назад
O
@puneeth6380
@puneeth6380 5 лет назад
Gabriel Ramirez r/woooosh
@davgu3313
@davgu3313 5 лет назад
NA
@davgu3313
@davgu3313 5 лет назад
Everyone got r/whooshed
@frego24
@frego24 2 года назад
These explanations of how muscles work always leave me with a lot more question than I started with...
@azuranokurobuchiumi
@azuranokurobuchiumi 2 года назад
the nature of knowledge; with more information you always get more questions, because while it is fundamentally impossible to know everything, humans learn by process of our asking questions from the findings of answers so we must remain ever-vigilant in our pursuit of wisdom.
@Omobsterrrr
@Omobsterrrr 3 года назад
This animation is simply stunning. Its so good
@OmarDelawar
@OmarDelawar 4 года назад
3:07 when your muscles try to fly but haven’t grown any wings yet lol
@Liza-st4ut
@Liza-st4ut 3 года назад
Ha. Ha.
@kievalindajao6170
@kievalindajao6170 3 года назад
The person who commented this must be the kid in the back
@gavryy2549
@gavryy2549 3 года назад
😳😳😳😳
@dun8410
@dun8410 3 года назад
They need Redbull.
@cvpiguy
@cvpiguy 3 года назад
Lol the animation so funny
@MedicusVishalus
@MedicusVishalus 5 лет назад
I love how you make animation and teach non-Biology people understand easily *Good Luck*
@theshoulderofgiants
@theshoulderofgiants 5 лет назад
Non-biology people.....are you RK's student I ask???
@reginalizard
@reginalizard 3 года назад
I've always just wanted to know this. Exactly this!! Thank you very much!
@Fjuron
@Fjuron 2 года назад
Wow, such an in-depth explanation in such a short amount of time. Color me impressed.
@PhysiologywithChristian
@PhysiologywithChristian 5 лет назад
Thanks for watching! We had a lot of fun making this video, and really hope it's useful! There's also some quizzes surrounding the video, and extra information available on the Ted-Ed website!
@momandude
@momandude 5 лет назад
It's such a fantastic video! Very informative and helpful!
@chrism8690
@chrism8690 5 лет назад
I loved this video!! Thanks!
@youngyoung9276
@youngyoung9276 5 лет назад
Great, informative video!!!
@medsim6638
@medsim6638 5 лет назад
Fantastic work!!
@prithvirajdj
@prithvirajdj 5 лет назад
This video somehow makes me feel stronger now. 😂😂😂
@jojo-lp4rd
@jojo-lp4rd 3 года назад
really great artwork and animation here, the colors were so vibrant and it really helped me absorb the information. They should show this at school.
@beyond_the_infinite2098
@beyond_the_infinite2098 Год назад
I've watched many videos on muscle building and hypertrophy and have been weight training for years and never seen this info. Very informative and cool animation.
@xaio-xen4433
@xaio-xen4433 5 лет назад
How many more art styles can you come up with?
@ishaboy5090
@ishaboy5090 5 лет назад
Sound effects are on point as well
@fulcrum2951
@fulcrum2951 4 года назад
Yes
@randomcommenter6734
@randomcommenter6734 4 года назад
They have different artists working on every single video, so yeah, A lot more
@SotraEngine4
@SotraEngine4 5 лет назад
This makes so much sense!
@hunter.1
@hunter.1 3 года назад
Simply amazing
@CarlosRodriguez-dd4sb
@CarlosRodriguez-dd4sb 2 года назад
This presentation is a thing of beauty
@stevenhinkle6957
@stevenhinkle6957 5 лет назад
These animations are adorable ! Amazing job to whoever drew this
@hiddenfog1
@hiddenfog1 4 года назад
Awesome job animating that explanation Congrats to you and your team! Very didactic and pedagogical way to share knowledge 💪🏼😊👍🏼
@dainedada
@dainedada 3 года назад
This animation is brilliant! Love the big grin on the contracting muscle.
@lucifercoxi8324
@lucifercoxi8324 2 года назад
That animation kept a smile on me for the whole time.
@romeomsfg3109
@romeomsfg3109 5 лет назад
It's amazing how you guys are able to make complex things easy to understand even for kids. Congratuliations!
@workoutlui
@workoutlui 5 лет назад
Thank you very much for this simple, yet informative breakdown of muscle fatigue. My 13 year old son was inquiring recently as he’s on his school cross country team. This says it all! Thanks again! 👍🏽
@catherine_404
@catherine_404 3 года назад
This is SO very cute!!! And educational. These videos are a great help to adults like me, who forgot a lot of stuff from school, and can refresh all that knowledge while chilling and relaxing. I love how kindly the voice sounds. This style, in general, encourages to learn (or re-learn) more 😊
@PurpleFreezerPage
@PurpleFreezerPage 17 дней назад
I wish there was a video like this for mental fatigue!
@Lucky1Yena
@Lucky1Yena 5 лет назад
Wow. I pretty much aced my exams at school and I STILL didn't know what EXACTLY made muscles tired. This has cleared that up for me.
@a_sher2805
@a_sher2805 5 лет назад
I've always wondered about this whenever I workout. Thanks for the video!! P.S. I always like the animation. It always helps me understand it a bit more.
@858sameera
@858sameera 3 года назад
One of the best illustrations! Keep up the good work guys! 🔥💯🤟🏻
@QN00
@QN00 4 года назад
Amazing animation! Ted should give more projects to this artist!
@justanothertypicalartist3884
@justanothertypicalartist3884 5 лет назад
You make things so easy to understand while explaining the science behind why things are the way they are. So it would be cool to see a video about hypotonia and/or muscular dystrophy
@TrueLifeRetelling
@TrueLifeRetelling 5 лет назад
Agreed!
@TannerForrest
@TannerForrest 5 лет назад
I once made a chemistry joke, *There* *was* *no* *reaction*
@briansammond7801
@briansammond7801 5 лет назад
I'm sure if you keep trying, you will find the solution.
@TannerForrest
@TannerForrest 5 лет назад
Na(OH), I’m too basic for that.
@thefortunateson5593
@thefortunateson5593 5 лет назад
Must have been some Noble people.
@Barsabus
@Barsabus 5 лет назад
There is always some reaction
@OG_Jin_Bling
@OG_Jin_Bling 4 года назад
A chemistry joke once is not enough... It needs to be periodic.
@priyacool2500
@priyacool2500 3 года назад
Very delightfully explained!!
@noahpehowic6080
@noahpehowic6080 2 года назад
It's amazing and perplexing how many things happen in the most simple and tiniest of things.
@loadingyt4487
@loadingyt4487 3 года назад
Why could school not being this intertaining
@ea9459
@ea9459 3 года назад
Yeah school definitely had no effect on you. 😆
@mrixzz8127
@mrixzz8127 3 года назад
@Ôœgiłuß • 15 years ago you shouldn’t be talking
@ea9459
@ea9459 2 года назад
@Aziz • yes 3aziz
@Stillcantthinkofaname
@Stillcantthinkofaname 2 года назад
*I see what you did deer*
@jayantzalki8039
@jayantzalki8039 2 года назад
@Aziz • LMAO 🤣 'EA Sports'
@GodSpeed1105
@GodSpeed1105 4 года назад
3:04 Teacher: Heres work now do it... Me: *The Muscle* ...
@_eunjin17
@_eunjin17 6 месяцев назад
어려워보이는 이론을 정말 간단하고 재밌게 알려주셔서 이론이해에 많은 도움이 되었습니다.
@artratengo3685
@artratengo3685 4 года назад
This was all so well done!
@stormysamreen7062
@stormysamreen7062 5 лет назад
3:10 Idk why I felt bad for that muscle.
@georgethefish6725
@georgethefish6725 5 лет назад
Oh my God! These are pretty unknown, but extremely interesting information. Keep up the work 💪(to get stronger 😄)
@KittyM-
@KittyM- 2 года назад
Excellent. Thank you
@itanmayi
@itanmayi 3 года назад
The narration is so soothing
@Aboredbulborb
@Aboredbulborb 4 года назад
Me: hey mom did you know (thing on Ted-Ed)? Mom: you know, not everything on the internet is true. Me: but it’s Ted-Ed! Mom: I have spoken.
@randomspeedruns6292
@randomspeedruns6292 4 года назад
Lol
@Matheus_Braz
@Matheus_Braz 4 года назад
Also Mom: Coronavirus spreads through 5G 😱
@catsouplover7745
@catsouplover7745 4 года назад
@JGD could u give exmps?
@anti-loquax2758
@anti-loquax2758 4 года назад
@leafonabreeze this is a genius response ngl
@aoi1640
@aoi1640 4 года назад
@JGD Na (Sodium)
@deepmeyt
@deepmeyt 5 лет назад
Just worked out and was wondering why 20 is my push-ups limit
@johndanielvedania9501
@johndanielvedania9501 5 лет назад
Thats 20 like for the 20 push ups
@sidharthsidhu8774
@sidharthsidhu8774 5 лет назад
Try different push-ups like ... Incline ...decline.... diamond... wide
@joyjuneja7091
@joyjuneja7091 5 лет назад
STOP TYPING
@sense7074
@sense7074 5 лет назад
Keep trying, you have to crawl before you can walk, and you have to walk before you are able to run. Soon you’ll be flying through the skies at Mach 7 speeds :P
@GambyEspion
@GambyEspion 5 лет назад
Mines .5
@alwinbenjamin
@alwinbenjamin 2 года назад
Thank you sir.
@EricKingFrey
@EricKingFrey 2 года назад
This was super informative and helpful!
@elizabethlara8439
@elizabethlara8439 2 года назад
Me encanta la animación, es una forma muy divertida de aprender sobre el cuerpo humano, ya que es bastante complejo entender y recordar el funcionamiento de todo el cuerpo. Aspectos que desconocía: 1. La fatiga muscular no solo es producida por el ácido láctico si no también se debe a la capacidad del musculo para responder a las señales del sistema nervioso para contraerse o relajarse por medio de la acetilcolina 2. Aun cuando los iones como el sodio, potasio o calcio estén agotados dentro o alrededor de la célula, abundan en todas partes del cuerpo. En poco tiempo vuelven a las zonas donde se necesitan. Entonces la fatiga muscular desaparecerá cuando el músculo se restablezca de esos iones.
@mihaimazuru1422
@mihaimazuru1422 5 лет назад
Average person:i don't know what this is. Medicine student :hold my beer
@beksultankalbaev2626
@beksultankalbaev2626 5 лет назад
We studied it in 10th grade at biology class.
@mihaimazuru1422
@mihaimazuru1422 5 лет назад
@@beksultankalbaev2626 you are right but that was just a joke
@GAMEOVER-yy6zj
@GAMEOVER-yy6zj 5 лет назад
I'm an engineer but love all branches of science and mathematics equally. This is the basic biology you learned in junior high school.
@mihaimazuru1422
@mihaimazuru1422 5 лет назад
@@GAMEOVER-yy6zj thanks and luv u 😇
@ryanmohan3041
@ryanmohan3041 5 лет назад
@@GAMEOVER-yy6zj Well done to you. The part of the Ca job on Tropomyosine and Troponine though, I doubt many know. Why do you all have to boast about your knowledge?
@danielchoritz1903
@danielchoritz1903 3 года назад
amazing, simple and deep.
@FinalMiro
@FinalMiro 3 года назад
Fun, Im reviewing my lessons of last year while having fun and learning what I needed!
@jazzypari
@jazzypari 5 лет назад
The animations are so well done and engaging. And the narrator is, as usual, the best . Bravo 👏
@rociosilverroot2261
@rociosilverroot2261 5 лет назад
This explains a lot. When I'm exercising hard, after about ten minutes, I'll start time feel like I can't keep going. I'll usually take little micro breaks and slowly increase my intensity back to where I had it.
@999a999a
@999a999a 3 года назад
Awesome explanation
@martiatact6306
@martiatact6306 2 года назад
Beautifull animation. Very organic. It fits in the theme perfectly
@NightWear21
@NightWear21 Год назад
😂 being an enthusiast of working out. This is hands down the best and entertaining video i've seen. Wow. I was equally lol'n as well as being refreshed and informed.
@zilchy2251
@zilchy2251 3 года назад
Fun fact: the heart is just one big muscle which cannot get tired or else you would die
@AirQuotes
@AirQuotes 3 года назад
Yer but what stops it from not getting tired.
@EddyLeeKhane
@EddyLeeKhane 3 года назад
@@AirQuotes that's the question
@DD-fh6gy
@DD-fh6gy 3 года назад
@@AirQuotes sheer willpower
@nelsonvaldez9771
@nelsonvaldez9771 2 года назад
@@AirQuotes Tren
@uziman1322
@uziman1322 2 года назад
@@DD-fh6gy do you will your heart to pump 100,000 times everyday ? It Is a sign of God.
@ohha9457
@ohha9457 3 года назад
lovely thank you!
@calebbrock1512
@calebbrock1512 Год назад
I really like these videos. I am a body builder myself and it is cool to see what is happening in your muscles.
@noblepolygon8694
@noblepolygon8694 2 года назад
This was so good. I do full body lifts and run 10k everyday. My muscles stopped getting sore after about a month and this explained why.
@JMPaesthetics
@JMPaesthetics Год назад
But how do u not get tired bruh??? Everyday full body? Do u Max or no? And do you take roids ?
@dosomestuff1949
@dosomestuff1949 Год назад
@@JMPaesthetics he prob does like on excercises per body part lol. And doesn’t go all into it. That’s the only logical explanation
@jaykay6249
@jaykay6249 5 лет назад
Thanks to the the animation I now feel like a factory.
@nomadicmonkey3186
@nomadicmonkey3186 3 года назад
OMG can't believe how much I love this artstyle
@munishachauhan5910
@munishachauhan5910 3 года назад
Big heart ...for the animation❤...i just loved it
@waseque_ahmed
@waseque_ahmed 3 года назад
Such a sophisticated design! Human body alone is so mysterious, let alone the universe.
@incognitotorpedo42
@incognitotorpedo42 3 года назад
Yeah, three and a half billion years of evolution is amazing, isn't it?
@ayushthumbarathy3961
@ayushthumbarathy3961 3 года назад
It's called survival of the fittest. and billions of years of evolution.
@whoknows9857
@whoknows9857 3 года назад
​@@incognitotorpedo42 It's honestly disappointing
@incognitotorpedo42
@incognitotorpedo42 3 года назад
@@whoknows9857 Evolution is disappointing? If you say so.
@thersten
@thersten 3 года назад
@@ayushthumbarathy3961 actually, it's called natural selection.
@Manic_Mitch.official
@Manic_Mitch.official 5 лет назад
I think this gives a whole new meaning to “muscle mind connection” perhaps guys who get really big muscles have a better response to signals sent from the brain despite fatigue
@sabaiftkhar4270
@sabaiftkhar4270 4 года назад
Wow the animations are great, easier to understand and will stay in mind for longer time
@wesjonm
@wesjonm Год назад
The illustrations are so good! 😍😍😍
@KikomochiMendoza
@KikomochiMendoza 5 лет назад
Now I can exercise. WITH SCIENCE!!
@nicole-secondaryemail-mort9617
@nicole-secondaryemail-mort9617 4 года назад
Key point: There are ions in and around muscles cells (K+, Na+. Ca2+). THese ions are necessary for muscle contraction. They can be depleted after repeated muscle use. (ion depletion @3:40). - If you exercise regularly, less signals need to be sent from the brain to the muscle cell to contract your muscle. Thus there is slower depletion of the ions. @3:30. @00:35 Reasons for muscle fatigue 1) lactic acid 2) running out of energy? (what does that means precisely?) 3) muscle's ability to respond to signals from the brain muscle contraction: - THere is a balance of Na+ ions outside the muscle cell, and K+ ions inside the muscle cell (@2:09) - Due to nerve signals via motor neurons, these charged particles exchange Na and K Action potential 1:35 - is an electrical signal spreading through the muscle cell. - muscle cell releases calcium Ca - Ca causes proteins to lock together, causing muscle contraction @2:00 ATP - is a form of energy - is stored in muscle cells - it is used by muscle cell to contract. It can get used up. @2:50 - there need to be enough Na+, K+ and Ca2+ ions near the muscle cell to continue muscle contraction. - these ions are used up during muscle contraction, but also repleneshed to some degree. - action potential? @3:05
@jessicagoulet9260
@jessicagoulet9260 3 года назад
But how do ions deplete around muscle cell membrane if they flow in and out?
@raze7x
@raze7x 2 года назад
Animation is so nice and clear!
@mackss9468
@mackss9468 3 года назад
Sooooooo good! Thank you!
@mauz791
@mauz791 5 лет назад
The animations so smooth that it qualifies for an ice rink
@olkid
@olkid 4 года назад
This video is absolutely fantastic. Shows how absolutely essential micronutrients are!
@petrosstefanidis6396
@petrosstefanidis6396 2 года назад
What an amazing video that was!
@kitty5511
@kitty5511 2 года назад
So great!!
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