What is that exercise move called when you're on your knees in a crawling position then extend your leg behind you?

I had to do ballet exercises and the back of my knee is sore.

What is a bike that doesn't move called? Like the ones that are at the gym. You pedal, but they don't go anywhere.

wich is the best exercise for legs and but??

is there a certain exercise move to make ur thighs smaller?

Will these stomach exercises give me a flatter stomach? The top part is already flat, just not the bottom..if I did this ever...

I've been having a problem lately. I've started trying to use a stationary bike to exercise, but my knees start to kill me ev...

I am a dancer and my extention is not so fab. Im pretty flexibile and I have a lot of muscle. why cant I keep my leg up there...

First off whats some good leg exercises to do to loose the fat ? & someone has posted this before asking if there is a pill ...

I keep pushing my distance I run everyday but I don't feel anything different. No tense muscles nothing. Am I still getting r...

Is it normal for your legs to be fat above your knee and skinny bellow your knee