Twitter and Square CEO Jack Dorsey (42) walks 5 miles to work daily, eats just 1 meal each day, fasts all weekend, and attempts to meditate two hours a day. CNBC looked at 11 of the”health” habits, which he discussed on a recent installment of this Ben Greenfield Fitness podcast.

“Nothing has given me more mental confidence than Having the Ability to move straight from room temperature into the chilly,” Dorsey says.” [E]specially in the morning, going into an ice-cold tub from just being hot in bed is it only unlocks this thing in my mind and I feel as if I can will myself to do that thing that appears so modest but hurts so much, I could do nearly anything.”

Picture: By cellanr –, CC BY-SA 2.0, Link