5 simple habits for longer life, according to top heart surgeon

What many overlook is that exercise does more than burn calories, says Dr. London – it fortifies your heart, muscles and bones, and lowers the risk of chronic illnesses such as heart attacks and diabetes. Consistent physical activity makes your body more efficient at using oxygen, tampers down inflammation, and revs up metabolism, all of which help slow aging. It also gives your brain a boost, sharpening memory and focus, and helping prevent cognitive decline