Medically reviewed by Arno Kroner, DAOM Ear infections often develop due to allergies or an upper respiratory infection.

located in front of the ears. There are various types of parotitis, including bacterial and viral parotitis. Symptoms of parotitis may include sore throat, swelling, fever, and an unpleasant or ...

Measles is more than a rash, runny nose and a fever—it can cause brain swelling, blindness and wipe out the immune system's ...