Jocko Willink, an elite veteran ... each one plays an essential role in physical and mental development. Rucking: The Military Exercise That Burns Fat and Builds Resilience One of Willink's ...
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 ...