How does regular exercise make us more alert and energetic?
a. it gets our hearts beating fa...
How does regular exercise make us more alert and energetic?
a. it gets our hearts beating faster and gives us a rush of energy.
b. exercise increases our endurance and therefore we feel less tired.
c. during exercise the brain releases endorphins, the chemicals that improve our mood.
d. we breathe in more oxygen while exercising, which us feel more awake.
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