Physical activity, along with proper nutrition, is beneficial to people of all ages, backgrounds, and abilities. And it is important that everyone gets active: over the last 20 years, there's been a significant increase in obesity in the United States. About one-third of U.S. adults (33.8%) are obese and approximately 17% (or 12.5 million) of children and adolescents (aged 2-19 years) are obese. By incorporating physical activity into your daily life-30 minutes for adults and 60 minutes for children-as well as healthy eating, you will experience positive health benefits and be on the path for a better future. Fitness at Any Age was written to help you get started or motivate you to continue the health benefits of: physical activity and good nutrition.