These mice are making gains in microgravity. Weightlessness makes it pretty hard to push, pull, lift or perform any other sort of athletic task. In less than two weeks of space travel, astronauts can ...

Back in December, a collection of 40 mice (as in rodents, not computer peripherals) was delivered to the International Space Station aboard a SpaceX rocket for a one-month stay. While some of these ...

Astronauts have been able to track their muscle health in spaceflight for the first time using a handheld device, revealing which muscles are most at risk of weakening in low gravity conditions. An ...

As astronauts lose muscle mass due to the microgravity environment in space, could there be a way to monitor it so they can take necessary steps to prevent further muscle loss? This is what a recent ...

A gentle rumble ran under a researcher's feet as a rocket carrying her research -- live, human muscle cells grown on scaffolds fixed on tiny chips -- lifted off, climbed, and disappeared into the sky ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CAPE CANAVERAL, Fla. (AP) — Bulked-up, ...

Sarcopenia, which is a progressive and extensive decline in muscle mass and strength, is common with aging and estimated to affect up to 50% of people aged 80 and older. It can lead to disability and ...

Tissue samples sent to the International Space Station reveal what can happen to astronauts on long-term missions. When you purchase through links on our site, we may earn an affiliate commission.

Early indications show that nutritional supplements may lessen muscle atrophy brought on by space travel, prolonged bed confinement or immobility. To study space travel’s effect on muscles, Dr. Robert ...

A sojourn in space is a great way to ruin one’s physique — the microgravity results in dramatic loss of muscle mass. Residents of the International Space Station exercise regularly to stave off the ...

HOUSTON – A newly identified gene, atrogin-1, is involved in muscle loss associated with cancer, diabetes, fasting and kidney disease as well as in the atrophy occurring with disuse, inactivity, and ...