Ben Greenfield Fitness: Diet, Fat Loss And Performance

A few weeks ago, I published an extremely popular article entitled "How Breath-Holding, Blood-Doping, Shark-Chasing, Free-Diving & Ketosis Can Activate Your Body’s Most Primal Reflex." In that article, I mentioned a guy named Ted Harty, from Immersion Freediving in Ft. Lauderdale, Florida. At over six feet tall and 230 solid pounds, Ted is a big, bold, loud, extroverted character. He looks like a boxer, and not like a guy who you’d expect to be diving at incredibly efficient oxygen capacity to depths deeper than most human beings have ever ventured. But it was Ted who was about to open my eyes to a whole new world of freediving, and who I spent nearly every waking hour of ninety-six hours of my life learning every possible closely-guarded breath-holding and deep-diving tactic. Ted began his underwater career in 2005, as a scuba instructor in the Florida Keys.  Over the years, Ted became a Scuba Schools International Instructor and a Professional Association of Diving Instructors Staff Instructor. But when