Personal trainer Jack Claxton has a mantra he repeats before every workout: “A long muscle is a strong muscle.” It’s a ...

Low Vitamin D could be secretly wrecking your workouts. Discover how this overlooked deficiency impacts energy, muscle ...

Biologists have long been fascinated by the ability of salamanders to regrow entire limbs. Now Harvard researchers have ...

Take a closer look at the promising benefits and persistent controversies of collagen supplementation, including what’s proven, what’s emerging, and what remains uncertain. Collagen accounts for up to ...

Tiny birds can cross continents, but where do they find the energy? Scientists are beginning to probe the engine rooms of ...

CoQ10 is an essential nutrient for supporting healthy aging. With advancing age, the body can become deficient in this ...

Is creatine right for you? Creatine is one of the most researched performance enhancers in sports science, with decades of ...