Exercise and Fitness Archive

Harvard fitness expert Michele Stanten takes you through a simple exercise to tighten your abs, strengthen your back, and improve your balance.

Harvard fitness expert Michele Stanten takes you through a simple exercise to tighten your abs, strengthen your back, and improve your balance.

Learn how much protein your body can actually use to build muscle, and what kinds of protein are healthiest.

People who engage in a variety of different types of physical activity may be more likely to live longer than people with little variety in their exercise habits who spend the same amount of time exercising.

Although rare, emojis are now beginning to appear in electronic medical records sent to patients. People who are unsure about the meaning of any such messages should ask for clarification.

Television portrayals of hands-only cardiopulmonary resuscitation (CPR) aren't always accurate, according to a 2026 analysis. Inaccurate depictions involved the age of CPR recipients, how CPR was done and the location of where it was performed.

Exercise heart rate zones reflect different percentages of a person's estimated maximum heart rate. While some people find it helpful to monitor their heart rate zone during exercise, consistently engaging in physical activity is the most important priority.

As the years pass, muscle mass in the body generally shrinks, and strength and power decline. The pro­cess begins earlier than you might think.

"Bone-on-bone" is a common description for advanced osteoarthritis, when the cartilage in a joint wears away completely. Symptoms, including pain, stiffness, and limited motion, can be managed with physical therapy, weight loss, pain medications, injections, and possibly joint replacement.