Select the correct answer. In order to improve your cardiorespiratory endurance, you must participate in strenuous exercise.
Ο Α.
True
OB.
False
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B) False

Explanation:

The word strenuous means vigorous or energetic.  You do not need a vigorous workout to improve your cardiorespiratory endurance, a light exercise routine would do the same. :D

menstruation is a process in which blood and mucous flows out every month through the vagina. this process occurs every month because one egg is released from the ovary every month and at the same time, the uterus (womb) prepares itself to receive the fertilized egg.

explanation:

hope this

you may having too much sleep.. a good night sleep consists of about 7 hours. more than that could be the reason you're still tired throughout the day.