Scientists are investigating how exercise-triggered stress reshapes the cell’s energy systems, and whether those same mechanisms could eventually help counter metabolic disease. Don’t like the gym?

New resistance-training guidelines show that any amount of strength training can significantly improve muscle, strength, and physical function.

A new study explores how decreased testosterone and high fructose intake may interact to influence the development of fatty liver disease.

A large clinical trial suggests that a daily multivitamin may influence the pace at which the body ages. Researchers led by Mass General Brigham report that older adults who took a daily multivitamin ...

High pressure in the deep ocean may squeeze nutrients from sinking “marine snow,” feeding deep-sea microbes and altering how ...

A new study sheds light on the hidden lives of coastal marten. Researchers at Oregon State University have sharpened the picture of one of the West Coast’s most elusive mammals: the coastal marten.

Chimpanzee experiments suggest early humans were likely fascinated by crystals because of their unique transparency and ...

Leigh syndrome is a rare metabolic disorder that begins in childhood and causes severe neurological and muscular problems. The disease has long been considered untreatable. In a pilot study involving ...

A clinical trial suggests that a wake-promoting drug may help early-morning shift workers overcome the biological challenges of working during hours when the brain expects sleep.

A large, decades-long study of more than 130,000 participants suggests that moderate consumption of caffeinated coffee or tea ...

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

Unusual potassium isotope signatures in Chang’e-6 lunar samples point to extreme conditions created by the impact that formed ...