The Chicken Leg Effect???

You might be wondering why it's called the chicken leg effect. Well, I won't tell you, you'll have to find that part out for yourself. But I will give you a clue. It has something to do with space and the cause of being in space for a period of time. So hopefully you'll read the presentation and comment below the answer and I'll see who actually looked at the article and who just asked a friend or guesed. Good luck!