I had a high temperatures as a result of flu(viral) , my nose hurted a lot and I thought it was because of the dryness. Fever subsided . Nose got blocked. Clear liquid like continued to drip from nose. Breathing via mouth. Hypersalivation.  Gargled with salt water 3-4 times. Few hours later whole nose turned puffy and hard formations at the end of each nostril. Blew out a 2inch hard polyp. What is thecause and treatment for polyps. Thanks I'll Thanks Thanks They can get hard and more painful. Is there any permanent cure and t0emporary relief