There are several key components to building long, lean muscle, starting with striking the right balance of strength training sets/reps and burning excess fat.

You can reduce your muscle mass by doing the opposite of what you would do to increase muscle mass: Consume fewer calories, use lighter weights and few reps, and increase your cardio workouts.

Working out can make your muscles bigger, both temporarily and permanently. Here, we explain what a muscle pump is and how it really works.

Building muscle after 60 is possible with resistance training, proper nutrition and rest. Learn how to counteract muscle loss and enhance your health today.

If you want to be buff for summer the time to start hitting the gym is now. This is how you grow muscle in an efficient and healthy way.

Learn the science behind why you're sore after workouts (DOMS) and discover the best, evidence-based ways to recover, from ...

Resistance training, for instance, is what causes muscles to grow versus weaken and waste away. You need to do it to build muscle mass, which is what makes muscles look defined.

Learn how to release chronically tight muscles with at-home and professional therapies such as heat, stretching, massage, and more.

For defined arm muscles, the right combination of exercises and good nutrition can help you make faster progress as a beginner.

Here’s why older adults naturally lose muscle mass over time and how regular physical activity and resistance training can help ...

To gain muscle, you have to gain weight. “You need an overall caloric surplus to give your body permission to store some of that protein in the form of muscle tissue,” explains Schuler.

There is no right or wrong way to pair muscle groups for a strength workout, but some pairings make a bit more sense.