To build muscle mass, you need around 0.5–0.9 grams of protein per pound of body weight per day. Here's why and other factors ...

It might be more than you think.

Plus, exactly how to train to sculpt your muscles.

Ever wonder why some people seem to pack on muscle effortlessly while others spend months in the gym with little to show for it? Muscle growth isn't just about lifting weights -- it's a complex ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

Building muscle after 50 is essential for feeling strong and healthy. While you’re perfecting your strength training routine and making sure to eat enough protein, you might wonder: How long does it ...

If you want to be a successful runner, you need to be a strong runner. And that means you need some muscle on your bones. It’s common for runners to shy away from building muscle mass—and strength ...

This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. Whether you’ve been lifting for years or ...