which white muscle fibers found in arm muscles fatigue easily contain a low level a myoglobin relatively few blood capillaries and have a fast contraction rate

Well you see if you dont follow ur parent's expectations or rule you're going to get a beat

The penis goes in the vagina kid, the 31 year old girlfriend must be your mom asking you are you ready to go to bed.

Because without physical activity, the body has extra "energy" if you will, and so when it is time for bed you are not tired, so you end up staying up all night. also there is probably an effect on your internal clock, which messes with your melatonin production which goes hand in hand with your sleep cycle

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