In this "hidden chapter" from Ben Greenfield you'll find out how
Ben used himself as a human guinea pig to find out whether
endurance exercise really is bad for your heart.
About the Podcast
Free fitness, nutrition, biohacking, fat loss, anti-aging and cutting-edge health advice from BenGreenfieldFitness.com! Tune in to the latest research, interviews with exercise, diet and medical professionals, and an entertaining mash-up of ancestral wisdom and modern science, along with Q&A's and mind-body-spirit optimizing content from America's top personal trainer.