There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Diverticulosis. 2  Ischemic colitis. 3  Inflammatory bowel disease.  Colon 1  cancer. Intestinal worm infestation.  Mesenteric artery 1  ischemia. Proctitis.  Ulcerative colitis.
If you guessed about a week, you are average, but you are wrong. In a new study, doctors who reviewed medical studies found that acute cough, sometimes called acute bronchitis, lasts an average of nearly 18 days.
1 Coughs can be either acute or chronic. 2  Acute coughs begin suddenly and usually last no more than 2 to 3 weeks. 3  Acute coughs are the kind you most often get with a cold or flu. 4  Chronic coughs last longer than 2 to 3 weeks.