Which of these is not a reasonable fitness goal? OA. I want to exercise for 3 hours every day.
B.
I want to exercise for 30 minutes, five days a week.
O C.
I want to be able to do 50 sit-ups in a row by next month.
D. I want to be able to run 1 mile in 12 minutes.

A

Explanation:

is this a genuine question or is it on a quiz or something? lol

explanation:

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .