AccessMyLibrary provides FREE access to over 30 million articles from top publications available through your library.
Create a link to this page
Copy and paste this link tag into your Web page or blog:
Endurance running and other sorts of intense exercise are a catch-22. The effects of regular intense exercise on the body ratchet down all sorts of health risks, especially those related to the heart.
But while you're actually doing the exercises, the risk of having a heart attack or suffering sudden cardiac death goes up.
Endurance exercise of any kind exhausts stored energy supplies, so muscle tissue starts to break down--the medical term for this is rhabdomyolysis. The body reacts as if this were an injury, and it fights back with a massive immune and inflammatory response. In most runners, the blood and the cardiovascular system handle the onslaught--but in some people, the inflammatory molecules run amok, or the cardiovascular system is more ...