Inside a Berlin neuroscience lab one day last year, Subject 1 sat on a chair with their arms up and their bare toes pointed down. Hiding behind them, with full access to the soles of their feet, was ...

NIJMEGEN, Netherlands — Ever try to tickle yourself? Go ahead, stroke your own armpit or foot sole right now. Feel absolutely nothing? That’s because your brain is playing a fascinating trick on you — ...

You might think flexibility is something you're born with -- you either have it or you don't. While your flexibility level does have ties to genetics (we can't all be contortionists), you might be ...