In this challenge, contenders take on a contortionist’s hardest stretches.

When you think of contortionists, images of circus performers (perhaps a la Cirque du Soleil) likely come to mind. The bending, twisting, and stretching seem impossible — and never fail to mesmerize.

Kelly meets Emerald Gordon Wulf, a 14-year-old contortionist who stunned the judges on "America's Got Talent." Emerald stops by to show off some mind-blowing tricks and teaches Kelly how to do a seal ...

Britt Hertz takes on a contortionist’s impossible stretch challenge, applying her gymnast expertise to new, extreme flexibility feats. Dolly Parton breaks silence on health after sister calls for ...

Bad posture affects blood pressure, breathing, metabolism, digestion, mood, energy and chronic pain. Try these exercises to ...