Increasing HDL lowers heart disease risk by 2-3% for every 1 mg/dL rise. Lifestyle changes like healthy fats, exercise, and quitting smoking help boost HDL levels. Increasing HDL lowers heart disease risk by 2-3% for every 1 mg/dL rise. Lifestyle changes like healthy fats, exercise, and quitting smoking help boost HDL levels. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle