Three out of Four Americans experience serious foot problems in their lifetime. The foot contains 26 bones, 33 joints, 107 ligaments and 19 muscles -- 1/4 of all the bones in the human body are down in your feet. When these bones are out of alignment, so is the rest of the body. Walking is the best exercise for your feet. It also contributes to your general health by improving circulation, contributing to weight control and promoting all around well being. Take care of your tootsies.