* No liquid sugar. Stick to black coffee (or better yet, tea) and water. * Do something physical. A lot of hackers seem to like martial arts. I do karate. * P

* No liquid sugar. Stick to black coffee (or better yet, tea) and water. * Do something physical. A lot of hackers seem to like martial arts. I do karate. * Pick times to go to sleep and wake up, and stick to them. Even on weekends.