Whether you want to build muscle, burn fat, or live longer, some of the simplest exercises are the best place to start, the retired Navy SEAL Jocko Willink says. Willink, a black belt in Brazilian ...

Jocko Willink kept his Navy SEAL habit of waking up early to get an edge in the business world. He said the strict, "boring" routine helps him stay focused and prioritize his health and work.

Photo: Getty Images Former Navy SEAL officer Jocko Willink says he learned a fundamental rule of communication when he served in the military. Speak in threes. “There’s a saying in the SEAL ...

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.