India, March 5 -- Your heart works tirelessly every single day, but are you doing enough to protect it? Dr Jeremy London, US board-certified cardiovascular surgeon with more than 25 years of experience, shares in his March 4 Instagram post how regular exercise can significantly lower your risk of heart disease, improve circulation, strengthen cardiac muscles, and boost overall longevity. Here's why moving your body might be the simplest prescription for a healthier heart. (Also read: Pediatric cardiologist explains how too much salt and sugar in kids' diets raises future heart disease risk )

"Exercise may be the most important tool you have to protect your brain," says Dr Jeremy. "When we think of cardio training, we usually think about ...