The essential diet and fitness guide to lean, ripped abs—including a results-driven 4-week program to lose weight, strengthen your core, and chisel your entir

Ultimate Abs provides a science-based approach to abdominal training designed to help you finally achieve that long elusive six-pack. This practical guide featu

Strip away belly fat and unveil lean, hard, rippling abs with the power of simple swaps and the scientifically proven new diet system from the bestselling autho

A safe, challenging, and effective method of core conditioning, planking is one of the best ways to get fit and toned. Variations of planks are used across many

The essential diet and fitness guide to lean, sexy abs-including a results-driven 4-week program to lose weight, strengthen your core, and tone your entire body