Tonsillitis is an infection or inflammation of the tonsils. The tonsils are balls of tissue on either side of your throat, above and behind your tongue. They are part of your immune system, which helps you fight infection.
Primary Medical ReviewerAdam Husney, MD - Family Medicine
Specialist Medical ReviewerCharles M. Myer, III, MD - Otolaryngology
Current as ofNovember 14, 2014
WebMD Medical Reference from Healthwise