In which two health-related areas does the internet play an especially vital role?

electronic medical records

robotics

data storage and exchange

pharmaceuticals

vaccination availability

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