Damn that's a true hard core game. Pretty realistic.

Powdered Magnesium supplement.

Recently my wife and I both tried and can confirm that taking Calm (check Amazon) 1 hour before bed allows us not only to fall asleep easily, but felt like we slept well. No I don't work for them.

Also don't drink anything with caffeine in it past 3pm.

Beat me to it. Was going to post an alcohol bottle.