In this ebook by Vilhjalmur Stefansson, he describes his exploration of the Eskimo culture, and their high protein high fat diet. This ebook lead to his writings in both Not By Bread Alone and Fat of the Land, two classics ebooks which influenced bodybuilding diets, and gave birth to ketogenic diets later on. These ebooks by Stefansson also heavily influenced both Vince Gironda and Rheo Blair and their nutritional principles for bodybuilding. 690 pages, Enjoy!