Although people usually only hear about the benefits of exercise, there can be risk factors as well. Some of these risks are inherent

IF you are a female and excercise overdone can cause the loss of a period because there is not enough fat on the body. This is called amenorrhea. This is only if they lose their period for 3 months.

answer; ok one source said 643.000 and another said 1.8 million,62.1 percent of all bankruptcies were because of medical hope this you luck