Whether you are looking to gain solely muscle or weight in general, it can be difficult. As a trainer and nutritionist, I get questions all the time about how to put on size in an efficient manner.

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 ...

There you are in the gym with your headphones in, listening to your perfectly curated playlist as you tackle steps on the treadmill and reps at the squat rack. You’re on your way to achieving your ...

What's a typical rate of muscle gain? Every body responds a little differently to strength training, so the short answer is “it depends." One review of research on how resistance training impacts ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Anbereen Hasan grew up swimming and dabbled in Pilates as an adult, but she ...

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 ...