Which person is at high risk for a foodborne illness?
A. a healthcare worker
B. a café manager
C. a transplant recipient
D. a college athlete

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

Yes, this is very true. specifically causing damage in the  dentrite.