Slow-twitch
why do long distance runners need large carbohydrate stores
Generally tall, lean, and low body fat. However, there are many short distance runners out there. short distance runners usually have more fat than long distance runners all runners need to have a lot of muscle and be able to endure long periods of running
Muscles need to be strong in order to have a healthy heart, joints and many other involuntary and voluntary movements.
For many people it's the talking muscles. For runners it's the leg muscles. For barmaids it's the biceps/triceps.
The muscles do not have enough oxygen for aerobic respiration.
The muscles do not have enough oxygen for aerobic respiration.
The muscles do not have enough oxygen for aerobic respiration.
Your calf muscle , hamstring / quad .
They Are Fast Because They Run A Lot And Their Leg Muscles Get Stronger.
Slow twitch
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time it took to travel that distance