PLEASE HELP!!!
When your muscle gets tired, it builds up the _______ and makes it more powerful.


momentum


blood


cells


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.

When it comes to fitness, at the end of the day the most important thing is ____________.


motivation


acceptance


sleep

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You can best measure your own resting heart rate when you first wake up in the morning.


True

False

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Your normal heartbeat before exercise is called your ____________________.


heart rate


muscle




tissue