The main risks of being unprotected from the sun is sunburn, skin cancer, skin damage, and premature aging could be effects of being exposed to the suns UV rays
Answer:
ardiorespiratory endurance is the level at which your heart, lungs, and muscles work together when you're exercising for an extended period of time. This shows how efficiently your cardiorespiratory system functions, and is an indicator of how physically fit and healthy you are.
Explanation:
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Can u show a pic of the question
A because that is the principle of overload