The National Institute on Aging (NIA) investigates ways to support healthy aging and prevent or delay the onset of age-related disease and decline. We have already gained important insights, and what we learn from ongoing and future studies may not only help to increase longevity, but may also promote what is known as “active life expectancy”—the time in late life free of disability. We already know, for example, that healthy eating and exercise and physical activity help promote healthy aging. Are there other interventions that can help? ... (view the Research Brief below for the full story).