Why? Why do this, what are the benefits, who should do this,when should you do this? just because you you throw around the Poliquin name it still needs to be qualified!
These videos are meant only to be brief demonstrations on WHAT the exercise is. How, when, and why are more complicated questions that are difficult to shoehorn into what's meant to be a demonstration video for clients that already have a fully designed program in front of them. BUT since you asked, it's a corrective exercise to strengthen the vastus medialis. Useful in a structural balance or potentially an accumulation phase. Helpful for correcting a valgus knee fault.
