The star of ESPN's Body by Jake and the Family Channel's Big Brother Jake, Steinfeld has helped many major stars get in shape, including Harrison Ford, Warren Beatty, Steven Spielberg, and Priscilla Presley. Now he takes readers through a unique regimen designed to pump up mind, body, morale and develop mental stamina to get going and keep going in every area of life.
The star of ESPN's Body by Jake and the Family Channel's Big Brother Jake, Steinfeld has helped many major stars get in shape, including Harrison Ford...