Tonsillitis is the inflammation or swelling of the tonsils, two oval-shaped tissues found in the back of the throat. Most infections are caused by a common virus, but bacterial infections may also cause tonsillitis.

Treatment of tonsillitis depends on the cause, so swift and accurate diagnosis is key to recovery.Knowing the symptoms and your personal risk factors can help you diagnose, and then recover from, a bout of tonsillitis.