Commentary on The 4-Hour Body: A WikiFocus Book details the Background, Synopsis, Reception, Marketing and release and impact of The 4-Hour Body.
Ferriss spent three years interviewing over 200 experts, ranging from doctors to athletes to black-market drug salesmen. He\'s recorded every workout he’s done since the age of 18, and since 2004 has tracked a variety of bodily functions, including insulin levels, and hemoglobin A1c, and free testosterone.
WikiFocus Books are collaborative books designed for education on specific subject matter. Our motto is \"Collaborative Books for Creative Minds\" and it is our mission to provide focused content for both educational and entertainment purposes. We present targeted information on specific subjects which are compiled from online collaborative resources from across the globe. Some text and images contained in this book have been reused and/or repurposed for commercial distribution under the Creative Commons Attribution-Sharealike 3.0 Unported License (CC-BY-SA) and the GNU Free Documentation License (GFDL).