“any women who run find a complete cessation of their menstrual cycle. They also become temporarily infertile or if pregnant have a miscarriage as a result of hormonal imbalance. Young women with babies can be seen running behind the special baby strollers near highway traffic. They place their baby and themselves at great risk. Frankly, this is pure nonsense. Women should not be doing this sort of exercise. What are they thinking?” Also, check out the link on the bottom: Drugs and Doctors May be the Third Leading Cause of Death in U.S.