New research shows that many fit older adults have the bones and muscles of younger (sometimes decades younger) people. How do they do it? Dr. Michael Joyner, a Mayo Clinic physician, researcher, and one of the world’s top experts on fitness and human performance, says there are two exercises that help you stay strong, even as you age: burpees and jumping rope. These two exercises truly help build strength, but keep in mind that any exercise is good for you. Whether it’s a quick swim, jog, or even Pokémon Go, keeping active will help your strength and endurance as you age. Find out more here.