"Having sanctified himself in The Year of Living Biblically and sharpened his mind in The Know-It-All, A. J. Jacobs had one feat left in the self-improvement trinity: to become the healthiest man in the world. He didn't want just to lose weight, or finish a triathlon, or lower his cholesterol. His ambitions were far, far greater: Maximal health from head to toe.The task was massive. He had to tackle a complicated web of diet and exercise advice, much of which was nonsensical, unproven, and contradictory. He had to consult a team of medical advisers. And he had to subject himself to a grueling regimen of exercises, a range of diets, and an array of practices to improve everything from his hearing to his sleep to his sex life all the while testing the patience of his long-suffering wife. He ...

"Having sanctified himself in The Year of Living Biblically and sharpened his mind in The Know-It-All, A. J. Jacobs had one feat left in the self-improvement trinity: to become the healthiest man in the world. He didn't want just to lose weight, or finish a triathlon, or lower his cholesterol. His ambitions were far, far greater: Maximal health from head to toe.The task was massive. He had to tackle a complicated web of diet and exercise advice, much of which was nonsensical, unproven, and contradictory. He had to consult a team of medical advisers. And he had to subject himself to a grueling regimen of exercises, a range of diets, and an array of practices to improve everything from his hearing to his sleep to his sex life all the while testing the patience of his long-suffering wife. He ...