Acute exposure to high altitude can affect the cardiovascular system by decreasing oxygen in the blood (acute hypoxia). It also increases demand on the heart, adrenaline release and pulmonary artery pressures.
I hope this helped:))
Your brain and heart hope this helps
It could be to avoid injuries. One reason why there are several rules in
exercising is to ensure that a person will not get injured during a
workout. Injuries can occur when one is
either handling too much weight, doing the exercise wrong, not using proper
equipment or does not have a partner or trainer assisting him.
Explanation:
this would involve the fight or flight syndrome of the peripheral nervous system. when you are faced with an unexpected situation, example, speaking in front of classmates, these symptoms are normal physiologic response..almost if you were being robbed at gunpoint...