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Why Do I Poop More When I Have My Period?

The answer is prostaglandins. These are the chemical signals girls' and women's bodies make and send to the uterus to tell it to contract, thus expelling the uterine lining at the end of the menstrual cycle. Prostaglandins aren't super picky about whom they talk to, however. If the body sends enough of them to the… » 9/27/13 2:00pm 9/27/13 2:00pm