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Exercise & Fitness
Why am I so tired after exercising?
- By Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing
On call
Q. I used to get invigorated after exercising. Now, if I exercise three days in a row, I actually feel more fatigued the rest of the day. What might have changed?
A. With so much emphasis placed on increasing physical activity, we hear little about the downside of doing too much.
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Boosting Your Energy
Fatigue is a symptom, not a disease, and it’s experienced differently by different people. Fatigue from stress or lack of sleep usually subsides after a good night’s rest, while other fatigue is more persistent and may be debilitating even after restful sleep. Harvard’s Special Health Report Boosting Your Energy provides advice and information from world-renowned medical experts that can help you discover the cause of your fatigue and find the right treatment or lifestyle changes.
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