Two doctors named hans kraus and sonia webber, who are what was known at the time as posture physicians. Started noticing that once they started doing these, sort of, you know, sit up exercises and stretching the ham strings,. oftentimes their pain would go away. They became convinced that the real problem was that kids were not getting skills in childhood. And so two doctors come up with something called the kraus webber test - which is a six part test to measure your basic fitness. It's just a binary test that measures minimum fitness. Each one of these exercises you only have to do once. So i'm about to tell you these six exercises. Are