Set those knees free, say two leading sport medicine experts. Dr. Stacie Morris, a former gymnast and now founder and owner of Physio Fix, says she once believed the myth but now realizes bodies need to move naturally: “To limit that movement is just absurd to me.” Dr. Wesley Wang, Doctor of Physical Therapy”, feels the same: “When you play your sport, do you ever think about your knees being past your toes? The answer is 100% No! “ “That myth needs to die,” Morris says. “Now.”