This document discusses the many health benefits of exercise for older adults. It summarizes that exercise can help reduce the risks and effects of diseases like diabetes, hypertension, stroke, heart disease, osteoporosis, arthritis, and some cancers. It recommends both aerobic exercise like walking or dancing for 30 minutes a day, as well as strength training two times a week, to improve health, mobility, and quality of life as people age. The document emphasizes that exercise is the best way for older adults to stay healthy and independent.