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.
It usually takes between 24 to 72 hours from the time you are first infected by a cold virus for it to multiply and spread enough to give you those first sniffles and throat pains, Dowdell says. The duration of colds varies widely, but most people will have strong symptoms for three to 10 days before they taper off.