Introduction Walking is a form of aerobic exercise and is one of the easiest ways to increase your physical activity and improve your health. Physical activity increases your heart rate , strengthens your heart, and increases blood circulat...

Introduction Walking is one of the easiest ways to get the exercise you need to stay healthy. Experts recommend at least 2½ hours of moderate activity (such as brisk walking, brisk cycling, or yard work) a week. 1 It's fine to walk in spur...

Exams and Tests During an examination for a possible meniscus tear , your doctor will ask you about past injuries and what you were doing when your knee started to hurt. He or she will do a physical examination of both knees to evaluate ten...

Other Treatment Other treatment for anterior cruciate ligament (ACL) injuries includes physical rehabilitation to: Restore function and stability in the knee. Strengthen muscles around the knee. Protect the ACL and your knee joint from furt...

Introduction Every time we move, we depend on some muscles to hold us steady, and other muscles to actually move us. Core stabilization is the general term for how the muscles of your trunk keep your spine and body stable. This helps you st...

What does this tool measure? Click here to find the number of calories you burn during exercise and daily physical activities . 1 This interactive tool measures how many calories are burned during common activities. The food you eat is meas...