Aging, despite its dismal reputation, is actually one of the great mysteries of the universe. Why don't we just reproduce, then exit fast, like salmon? Could aging just be one big evolutionary accident? Is senescence, the gradual falling apart of our bodies, at least partially avoidable? Can we extend the healthy lifespan and reduce the lingering, debilitating effects of senescence?

Regular exercise is important for people of all ages. NIA's video shows how to start and stick with a safe, effective program of stretching, balance, and strength-training exercises. It features Margaret Richard, star of Body Electric, PBS' popular exercise show.

Exercise-Based Interventions for People with Mental Illness: A Clinical Guide to Physical Activity as Part of Treatment provides clinicians with detailed, practical strategies for developing, implementing and evaluating physical activity-based interventions for people with mental illness. The book covers exercise strategies specifically tailored for common mental illnesses, such as depression, schizophrenia, bipolar disorder, and more. Each chapter...