1) which health component describes the ability to deal with stressa)physical healthb)mental and emotional healthc)social healthd)all of the above2) which of the following is not on of the top health concerns in the usa) mental healthb) access to educationc) physical activityd) tobacco use

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