I did a study of this for my University degree. There is a significant standing up hazard for women: heels. Heels long time use will deform your spine, your k

I did a study of this for my University degree. There is a significant standing up hazard for women: heels. Heels long time use will deform your spine, your knee, changes the muscles that are responsible for walking, and is responsible of more ankle sprains than anything else.