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 Runny nose, red eyes, sneezing, sore throat, sinus congestion, dry cough, wet cough without wheezing or rapid breathing, low grade temperature, headache, general body aches. 2  Gradual onset.  A cold usually lasts about 1-2 weeks.