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.
Coughs last longer than 2 weeks. If you have a cough and cold, how long should it last? The answer, according to research evidence, is around 18 days. However, a 2013 US study found many people with a cough become concerned after about 5 to 9 days. University of Georgia experts say coughs last for longer than we think they do.