What muscle does running use most?

Question

this is ec

Answer 1

Ok, yeah the heart is a muscle, but besides that, I'd say the calves get the most abuse.

Answer 2

all of them your, quads, hamstrings, abs, heart , sholders every thing almost but i gopt to say the quads the most

Answer 3

the cardiac muscle

Answer 4

all muscles are used in running, but the calfs are the most fatigued, because they are constantly used throughout the day while walking

Answer 5

Your Heart

Answer 6

The most important muscle of all, the heart, yes, it is a muscle.

Answer 7

all muscles are used while running. But depending on the person some muscles are used more or less. take for example your quad muscles. For the most part the middle 2 quads are used the most but some people use the inside quad more than the outside or the other way around.