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During exercise, the muscles get stronger and the bone mass gets larger.

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12y ago
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13y ago

The muscle cells burn off ATP (Really fast) and they get much tighter to deal with the strain. Make sure that you always stretch and warm up before running as the muscles could strain!

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16y ago

It's fibers get thicker and stronger

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Q: What happens to muscle during exercise?
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Related questions

During exercise muscle cells use what?

During exercise muscle cells use oxygen.


What happens if enough glucose doesn't reach the muscle during exercise?

the muscles produce lactic acid which then relieves the muscles but it results in muscle cramps


Fermentation in muscle cells produces?

Fermentation in muscle cells produces lactic acid. This happens when you have overworked your muscles, which can happen during exercise.


What happens to muscle if you tighten it?

after a long period of exercise a muscle can cramp


What happens when we exercise?

We burn calories and make muscle.


When do you see muscle development in your body Directly during workout or after?

You will see muscle development after exercise, not during.


Does muscle fibers brake down during exercise?

Yes. Strenuous exercise can kill the muscle fibers. Such muscle fibers are replaced by fibrous tissue.


What happens to muscle cells over a period of time if you don't exercise?

They atrophy


What happens to your muscle cells during intense physical activity?

During intense physical activity, glycogen; which is energy stored in muscle cells, is used during intense muscle contractions.


How to devlops vein in arms and chest during exercise?

It comes naturally as you exercise and train your muscle over time.


What happens to muscles with regular exercise?

Exercise causes the muscle to break apart. When your body repairs this damage, new muscle tissue is made. This causes the muscle to grow over time


What kind of fermentation occurs in the muscle during rapid exercise?

lactic acid