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For many people it's the talking muscles. For runners it's the leg muscles. For barmaids it's the biceps/triceps.
Mitochondria, located in cells, serve to break down sugar into energy for people. So naturally, needing the most energy they can get, runners have a lot of mitochondria.
no
It's fast
It helps runners store extra energy for later use for muscle contraction and movement
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.
The muscles do not have enough oxygen for aerobic respiration.
Slow-twitch
For many people it's the talking muscles. For runners it's the leg muscles. For barmaids it's the biceps/triceps.
why do long distance runners need large carbohydrate stores
They Are Fast Because They Run A Lot And Their Leg Muscles Get Stronger.
Slow twitch
Your calf muscle , hamstring / quad .
Runners do not sit on metal chairs after a race because their muscles are warm and metal can cool them off too quickly causing cramps.
because chickens are having little wide wings and a very strong leg muscles.