In-depth

Symptoms

Fatigue

Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Jan. 03, 2018
References
  1. AskMayoExpert. Epstein-Barr virus infection. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2014.
  2. Sullivan JL. Clinical manifestations and treatment of Epstein-Barr virus infection. http://www.uptodate.com/home. Accessed Oct. 26, 2015.
  3. Aronson MD, et al. Infectious mononucleosis in adults and adolescents. http://www.uptodate.com/home. Accessed Oct. 26, 2015.
  4. Epstein-Barr virus and infectious mononucleosis. Centers for Disease Control and Prevention. http://www.cdc.gov/epstein-barr/index.html. Accessed Oct. 26, 2015.
  5. Infectious mononucleosis. Merck Manual Professional Version. http://www.merckmanuals.com/professional/infectious-diseases/herpesviruses/infectious-mononucleosis. Accessed Oct. 26, 2015.
  6. Reye's syndrome information page. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/reyes_syndrome/reyes_syndrome.htm. Accessed Oct. 26, 2015.