From Hyrox to Pilates, resistance bands and even yoga, experts explain what actually builds muscles – and why it gets harder ...

Muscle-on-chip systems are three-dimensional human muscle cell bundles cultured on collagen scaffolds. A Stanford University research team sent some of these systems to the International Space Station ...

The misconception that muscle can be lean or bulky lies in its appearance. “When people (say ‘lean’), they’re usually ...

With prolonged space missions on the horizon, scientists are racing to understand how microgravity affects the human body and how drugs could mitigate some of those effects. When you purchase through ...

Understanding how macronutrients and micronutrients work together is the foundation of long-term health, fitness performance, ...

That’s not a vanity statement for those who want to look good or a performance issue for those who want to be better, stronger, and faster. It’s a medical issue and has been for a long time. And if ...

Rhabdomyolysis is a condition in which muscle damage—often caused by drug intake—can lead to impaired kidney function and ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...