In cell H7, create a formula that uses the NETWORKDAYS function to calculate the number of working days between the dates in cells H5 and H6. Leave the Holidays argument blank

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

You can always get a sexually transmitted disease. always ask for consent before doing anything..because you never know if your bf or gf has an std!