Chronic Fatigue Syndrome: Causes, Symptoms and Diagnosis

Extreme fatigue and muscle aches can stem from various sources, including CNS fatigue or chronic mono. Proper diagnosis for children and adults is the first step toward managing persistent exhaustion.

My 4-Year-Old Is Tired All the Time

Published Aug,14 2017 | By Sarah Harding

Children require adequate sleep each day to function properly. A 4-year-old who appears to be tired all day may be suffering from too little sleep. When specific symptoms are present, the fatigue could be due to an illness.