A study from UT Southwestern Medical Center shows that daily exercise during long-duration spaceflight can help preserve astronaut heart function under conditions similar to a future Mars mission. The ...

Physical fitness isn’t the only reason why astronauts exercise in space. Their daily workouts are a medical necessity meant to protect the heart, muscles and bones from the effects of microgravity.

While we hit the gym for an hour, here and there, during long-duration missions – like NASA's Artemis II mission around the moon, that is happening as we speak – astronauts exercise two hours a day in ...

Intense exercise during long spaceflights helps maintain heart structure and function within a range needed to tolerate the low-gravity environment of Mars, a study co-led by a UT Southwestern Medical ...

New research tracking astronauts across six-month stays on the International Space Station suggests intensive exercise can ...

Add Yahoo as a preferred source to see more of our stories on Google. Don Pettit, one of the NASA astronauts who participated in endurance- and strength-building exercises aboard the International ...

Fifteen Chinese astronauts have successfully completed a desert survival training programme in the depths of the Gobi. While many exercises are designed to simulate the conditions astronauts may face ...

In space an astronaut’s body is tested to new limits. Time spent in the low gravity of space can wreak havoc on unchallenged “antigravity” muscles in the limbs, back and neck, which, along with bones, ...