The answer is : increased resistance need to be added to the muscles.
Muscle conditioning refer to muscle strength and endurance. In order to improve it, you need to put your muscle in a harsher condition in a harsher condition than it used to be, so your muscle could adjust to it. That's why you should keep increasing the resistance
The answer would be D. all of the above
Probably because u have been like that for a couple of hours and then u stand up and it hurts a lot
Answer:
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(Hope this helps!! Btw, I am the first to answer.)
