David Goggins, a triathlete, ultramarathoner and retired Navy SEAL, is often nicknamed "the toughest man alive" or "the world's toughest man" for his extreme athletic feats.

Goggins, a former Navy SEAL, has pushed his body to places few can even imagine, and has enjoyed a distinguished military career. Now he’s put all his accumulated wisdom — and an almost ...

Navy SEAL lives with Hawks owner as personal trainer 06:32. Retired Navy SEAL David Goggins has a saying: When your brain says that you're done, you're only 40 percent done.

Former Navy SEAL David Goggins on how to reach your full potential 05:01 "Your mind has the ultimate tactical advantage over you," said retired Navy SEAL David Goggins.

David Goggins is a retired former Navy SEAL who's now a public speaker and American endurance athlete. He wrote several books about how to "master your mind" to achieve your fullest potential.

To qualify for Navy SEAL training, Goggins had to lose more than 100 pounds in 3 months, and put himself through marathon daily workouts to accomplish his goal. One day, ...

Retired Navy SEAL David Goggins -- the only member of the U.S. Armed Forces to complete SEAL training, Army Ranger School and Air Force controller training -- is the definition of the "Great ...

As former Navy SEAL David Goggins details in his new book "Can't Hurt Me," grit is earned and you are probably much stronger than you ever imagined.

Jesse Itzler felt he was in a rut. So he asked Navy SEAL David Goggins to live with him for 31 days, during which Jesse would do anything David told him to do.. Jesse would later write "Living ...

Amazon has been sued by David Goggins, the author, endurance athlete, motivational speaker, and former Navy SEAL, on allegations that the company knowingly allowed the sale of fake versions of his ...

Author, athlete and former Navy SEAL David Goggins has become synonymous with pushing yourself to your physical limits—and then keeping going. Goggins famously underwent a body transformation ...