Dr. Richard Maurer, author of "The Blood Code-Unlock the Secrets of Your Metabolism," offers a dynamic new health and fitness program.

"The Blood Code" provides you with everything you need to know to understand your metabolic code, by teaching you how to order, read and act on your own blood test results and skin-fold caliper measurements. Blood tests and body fat distribution offer a viewing window into how your genetic powers interact with your current diet, nutrition and fitness habits.

"The Blood Code: Unlock the Secrets of Your Metabolism" walks a line between a reference book and...