personal experiences mostly match up with this even though I have no scientific evidence to back it up. I do have a question though, a 3 day fast?!?!?!?! 3 day

personal experiences mostly match up with this even though I have no scientific evidence to back it up. I do have a question though, a 3 day fast?!?!?!?! 3 days of no food? I'm assuming you drink water? Do you drink coffee or use any some of stimulants?