Diarrhea is a condition of having at least three loose or liquid bowel movements each day. It often lasts with dehydration due to fluid loss. These infections are often acquired from food or water that has been contaminated by stool or directly from another person who is infected. Current statistics recorded in Finland was about 1.7 to 5 billion cases of diarrhea occur per year. Total deaths from diarrhea are estimated at 1.26 million in 2013. In 2012, it is the second most common cause of deaths in children younger than five (0.76 million or 11%) Pathophysiology due to diarrhea may function as an evolved expulsion defense mechanism. they found that treating Shigella with the anti-diarrhea drug (Co-phenotrope, Lomotil) caused people to stay feverish twice as long as those not so treated.