Why is it healthy to strain your heart through exercise, but unhealthy to strain it through stress, caffeine, nicotine etc? What is the difference between these kinds of cardiac strain?
In: 12816
Pretty much what everyone else said, I do have one addition:
It also has a lot to do with the chemicals that are released during both stress and exercise. Exercise gives endorphins while stress give cortisone which isn’t good for your body including your heart.
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