Asked and Answered
Is there such a thing as too much exercise? I heard that marathons are not good for you.
1m 19s
"Going past your limits for prolonged periods of time (such as marathons and triathlons) is probably not good for your heart and joints. Be as active as you can, without overdoing it."
- Dr. Alexander Postalian, General and Interventional Cardiologist
Read More: https://www.texasheart.org/heart-health/heart-information-center/topics/exercise/
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