Jocko Willink, a retired Navy SEAL and Brazilian jiujitsu black belt, works out up to three hours a day. He varies his exercises to stay healthy long-term and avoid having any athletic weaknesses.

From workouts to wake-ups, these are the daily rituals Jocko Willink says are the foundation of his performance and mindset. There are people who are regimented and hardworking—and then there are next ...