Let’s get one thing straight: Muscle is muscle. Despite what many fitness influencers may have you believe, there’s no such thing as "lean muscle" or "bulk muscle." It’s all made from the same stuff.

Pumping iron isn’t the only way to pump the brakes on age-related muscle loss. While weight training has long been lauded as the key to building and maintaining muscle mass, experts say there are ...

Loss of muscle mass (muscle atrophy) can be a result of aging or lifestyle habits, like being inactive or eating a poor diet. Muscle loss can also point to hormone abnormalities or underlying health ...

Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back ...

As you age, you gradually lose muscle mass and gain visceral body fat, a type of fat deep inside your body that surrounds your heart, kidneys and other organs. Now, scientists say the ratio of ...

Yes, it’s possible to build muscle on a carnivore diet when it’s combined with regular strength training and a calorie surplus, which is when you consume slightly more calories than you burn each day.

Strength training for a marathon helps you prevent injury and chase faster miles, but can you actually build muscle in the process? While it’s technically possible to build muscle while running many ...

As use of the popular anti-diabetic and weight-loss drug Ozempic skyrockets, so have concerns about the medication’s side effects. One such side effect is loss of “lean mass”—body weight that isn’t ...

You don’t start from zero after taking time off. Here’s why your body bounces back. Ever taken a long break from the gym, whether because of an injury, burnout, or just life, and found that your body ...

Consumer Reports has no financial relationship with any advertisers on this site. Like other parts of your body, your muscles change over the years. “As you age, your muscle fibers become less dense, ...

Jalees Rehman receives funding from the National Institutes of Health. Tumors can destroy the blood vessels of muscles even when the muscles are nowhere close to the tumor. That is the key finding of ...