Infectious Mononucleosis: Infectious mononucleosis is an infection most frequently caused by the Epstein-Barr virus. Symptoms include fever, sore throat, and swollen lymph glands. Treatment incorporates plenty of rest, fluids, and taking over-the-counter medications. It is recommended to avoid strenuous exercise for at least one month after the onset of symptoms to avoid rupturing the spleen.
Tonsillitis Tonsillitis is an inflammation of the glands of the throat, which results in a sore throat. Tonsillitis is either viral or bacterial. Tonsillitis is contagious. Symptoms of tonsillitis include sore throat, fever, pain when swallowing, headache, nausea, vomiting, cough, runny nose, hoarseness, ear pain, and redness of the eyes. Tonsillitis can be treated with antibiotics. Sometimes it is necessary to remove the tonsils (tonsillectomy).