After 30 days of consistent practice, habits switch from requiring willpower to becoming automatic pulls - you'll be drawn to do the behavior without conscious effort

Eben describes his transformation: 'after doing this for several weeks, all of a sudden, it switched over. and as soon as I woke up, the first thing I thought is I need to go drink water' and now 'it doesn't matter where I am, where I wake up, what I'm doing. When I wake up, first thing is I drink a half liter of water. I'm pulled to do it'