A bonus exercise for loading the arch of the foot. Most people don’t know how to activate the arch of the foot and as a result suffer from pain and disorders of the foot, ankle, knee, hip, back and shoulder girdle. Yes, problems with the feet can cause dysfunction all the way up to the shoulder girdle! Flat feet or it’s clinical name: Pes Planus is commonly associated with a hyper-pronation dysfunction and is all too common in our society.