It depends on many variables. Depends on how much weight you want to lose, Depends how much food you're taking in, how active you are, and if your a male or female. fe
I find that sleep helps a lot...but what I think is messing me up is that I am in school for a long time so I don't really have time to eat( I have heard plenty of times that I need to eat more). How much do you think a teenager needs to lose weight but also help raise the metabolism back up?