She begins with a description of basic physiological information, explaining concepts such as breathing and overbreathing. In Part Two she dives into the practice of mindfulness. And in Part Three she zeroes in on applying this mind-body approach to an array of common problems.

Khazan's approach outlines simple solutions for readers who want to improve the way they respond to challenges. She guides them through increasing their resilience and emotional flexibility while empowering them to take back control of their overall health.