A subacute cough is a type of cough that persists for 3 to 8 weeks. It falls between an acute cough, which lasts less than 3 weeks, and a chronic cough, which lasts more than 8 weeks. A cough ...

Have a cough that won’t seem to go away? Has it lasted longer than eight weeks? You should go to your doctor. Any cough lasting more than eight weeks is considered chronic and is not likely to go away ...