Running and walking are excellent heart-healthy exercises for weight loss. Running burns more calories, especially on uneven terrain, but carries a higher injury risk. Walking on sand and sidewalks is safer and beneficial for all ages. Treadmills offer flexibility, with walking ideal for beginners and running for advanced fitness enthusiasts. Running and walking are excellent heart-healthy exercises for weight loss. Running burns more calories, especially on uneven terrain, but carries a higher injury risk. Walking on sand and sidewalks is safer and beneficial for all ages. Treadmills offer flexibility, with walking ideal for beginners and running for advanced fitness enthusiasts. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle