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Losing weight, getting healthier and stronger may not be the only effect you'll get from exercising.

"From surprise orgasms to black toes, a number of strange things can happen to the body when put through its paces. These issues often occur when the exercise is intense, when it lasts a long time and is atypical -- running a marathon, for example."

The trick to maintaining a healthy balance, however, is moderation.

Read the full article from ABCNews.com here.