Our ability to prevent and reverse these conditions—and feel incredible today—is under our control and simpler than we think. The key is our metabolic function—the most important and least understood factor in our overall health. As Dr. Casey Means explains in this book, nearly every health problem we face can be explained by how well the cells in our body create and use energy. To live free from frustrating symptoms and life-threatening disease, we need our cells to be optimally powered so that they can create “good energy,” the essential fuel that impacts every aspect of our wellbeing.

After years of watching patients cycle through her practice, Dr. Gabrielle Lyon noticed a pattern. While her patients struggled with a wide range of conditions, they all suffered from the same core problem: they had too little muscle rather than too much fat.

The crisis of unfulfilled lives unfolds gradually, often with acquiesced boredom and a flimsy search for purpose. Our relevancy comes into question, or we succumb to the idea that the future will be one of slow-moving ambition and then an even slower glide into comfort as the flush of freedom fades. We can change this outcome if we want to. We should want to. The 60-Something Crisis: How to Live an Extraordinary Life in Retirement is the first book to circumvent the tired approaches of finding purpose, or using reinvention to discover a path of fulfillment after sixty.

Child development expert Ellen Galinsky challenges widely held assumptions about adolescents and offers new ways for parents and others to better understand and interact with them in a way that helps them thrive.

Dr. Gladys McGarey, cofounder of the American Holistic Medical Association, began her medical practice at a time when women couldn’t even have their own bank accounts. Over the past sixty years, she has pioneered a new way of thinking about disease and health that has transformed the way we imagine health care and self-care around the world.