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.
Colds last only one to two weeks, commonly cause cough, sore throat, and sometimes body aches and fever, but not itchy, watery eyes. Allergies can last for a month or more, commonly cause itchy eyes, and don't cause fevers or body aches; plus, they tend to cause coughing only in those who have asthma, says Kita.