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They Are Fast Because They Run A Lot And Their Leg Muscles Get Stronger.
Runners run on a track.
They contract and release to move your body
They run.
Slow-twitch
They run.
For many people it's the talking muscles. For runners it's the leg muscles. For barmaids it's the biceps/triceps.
well if muscles run out of oxygen you might slow down and not breath proppely and you might also die.
The majority of runners in a race will not vomit after they run. However, if you eat/drink dairy products or foods that upset your stomach before a race and/or run very, very hard, there is a chance that it will happen to you. I think it happens to all runners at least a few times in their running careers.
why do long distance runners need large carbohydrate stores
The muscles do not have enough oxygen for aerobic respiration.
because