When you wanted to trim ur hair, but the barber end up cutting it short and ur a shy person:

Hello userthe correct answer is b.)because marburg virus causes marburg virus disease in humans and nonhuman primates, a form of viral hemorrhagic fever hope this : )

The correct answer is "grounded".

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