Lethargy is more than just feeling tired. People who have to wake up extra early to catch a flight or get home from work late after a grueling day often feel tired. Lethargy, however, is often prolonged and affects not only energy levels but also motivation and the ability to concentrate. Often, lethargy is a symptom of a larger issue or illness.
Lethargy is a state of reduced awareness and alertness paired with extreme tiredness. While lethargy is usually relatively mild, it can last for a prolonged period and can be disruptive to a person's quality of life. Lethargy usually has a treatable underlying cause. The first step in treatment is to identify this cause.
Receive updates on the latest news and alerts straight to your inbox.
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.