Summary: Enjoy this podcast interview of Dr. Kenneth Jay, as recorded by Dr. Freddys Garcia. Kenneth Jay is the author of the popular book, the Cardio Code (https://itunes.apple.com/us/book/the-cardio-code/id1018152561?mt=11), as well as a performance coach to athletes and Olympians. Learn about the most common misconceptions about cardiovascular training and what you need to do to get a heart of elastic steel.
