Scientists are exploring how animal models—hibernators, extremophiles, and small organisms—can help counteract the health ...

Space travel poses significant challenges to human health due to microgravity, radiation exposure, and psychological stress.

British Paralympian John McFall has formally completed his astronaut training, and is now on the waiting list for a spot to ...

Every Martian year (which last 686.98 Earth days), the red planet experiences regional dust storms that coincide with summer ...

After spending months in space Sunita Williams and Butch Wilmore are set to return to Earth But how will gravity impact their ...

Unlike on Earth, where the atmosphere and planetary magnetic field provide a shield from space radiation, astronauts are ...

Muscle atrophy and bone density loss: Without the need to support body weight, muscles weaken, and bone density decreases. Studies indicate that astronauts can lose up to 1-2% of their bone mass ...

But astronauts traveling beyond that - such as ... the downward pull of gravity leads to bone density loss and muscle atrophy. In addition, the cardiovascular system undergoes major changes ...

Sunita Williams may return to Earth on this date, shares NASA in latest update. Read on to know what health challenges she ...