why would someone have diarrhea for one week
What Are the Causes of Diarrhea Lasting 2 Weeks? Chronic diarrhea can leave you feeling tired and run down. If you have diarrhea lasting for two weeks or longer, it is considered chronic diarrhea according to the Centers for Disease Control and Prevention (CDC). The causes of chronic diarrhea can range from irritable bowel syndrome, a less serious condition, to more serious conditions such as crohn's disease.