To boost your running performance, you consider strength training, but now you’ve got two major questions. Is that effort really necessary? And should I do high reps at a lower weight or low reps at a ...

We often hear people say that lifting heavy is bad for your joints over time and increases the risk of injury. Some fitness enthusiasts are recommending higher reps and lower weights instead. So, is ...

When you lift a weight, how many times should you lift it? Supposedly, there’s a correct “rep range” to use to build strength, and a different rep range to build muscle size, or endurance, or to “tone ...

After a two-year plateau, I built muscle within two months.

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. Ever since man first picked up heavy ...