Answer:
PE mean PokeStop edition of minecraf
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The answer is:
Age
This is because if your young your organs are not as developed. When your older your body handles more because it is developed fully.
A warm up consist of a period of non-strenuous activity that slowly prepares the body for more vigorous exercise.
Most warm up will gradually increase in intensity. The muscle which was used can be different for each activity. <span>Not only athlete, </span>singer can do warm up too.
that secrete their products, hormones, directly into the blood rather than through a duct.