In the short-term, hypertrophy training causes microtrauma to the muscle, making it break down and leading to tiny tears.

The problem with PEDs use today is much more widespread and closer to home than many people believe, Pope warns. Both mass ...

The way the brain develops can shape us throughout our lives, so neuroscientists are intensely curious about how it happens.

Arnold Schwarzenegger's transformation from a small-town Austrian to a Hollywood icon is rife with inspiration. He approached fitness like a profession, dedicating himself to muscle growth with ...

Bigger muscles have long been associated with strength, confidence and vitality. Visually, they create a powerful silhouette that signals athleticism and capability, which is one reason muscle ...

A gene known as ACTN3 (α-actinin-3) has earned the nickname “the gene for speed,” and it may have an influence on how androgens work through the androgen receptor to maintain muscle mass. Research has ...

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 ...

You won’t find dumbbells or weight machines in the gym Sean Keogh runs. At Calisthenics Club Houston, it’s all about training with body weight. “That’s all we do,” Keogh said — but that’s enough to ...

Eating carbohydrates and protein before working out helps provide energy for high-intensity exercise and endurance training. Fasted workouts can help some people avoid digestive discomfort and may ...

Muscle growth is more than just moving heavy weights—it's a complex biological response. In this video, we explain how resistance training creates micro-tears in your muscle fibers, triggering a ...