Sprinting produces testosterone, which builds muscle.
Long distance running causes the body to eventually break down muscle proteins to use for fuel.
To learn more, check out this article, "A Case Against Cardio" by Mark Sisson.
1/02/2012
Long Distance Running vs Sprints
Sprinting produces testosterone, which builds muscle.
Long distance running causes the body to eventually break down muscle proteins to use for fuel.
To learn more, check out this article, "A Case Against Cardio" by Mark Sisson.
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Exercise
