How the body changes in space — usually, for the worse

From causing muscle loss to raising the risk of blood clots, long-haul space missions can have a profound impact on the human body. Read More

Space travel may accelerate the aging of stem cells as much as tenfold, study says

Stem cell aging is potentially worrisome because it diminishes the body’s natural ability to repair tissues and organs. Read More

Space travel accelerates stem cell aging - threatening astronaut health

For years, doctors and scientists have tracked how space changes the human body. Astronauts often come back with weaker muscles, thinner bones, and immune systems that do not respond as well as before ... Read More

Space travel “accelerates human stem cell ageing”

Space travel accelerates the ageing of human stem cells, reveals new research. Spaceflight speeds up the ageing of cells which are “vital” to blood and immune system health, say American scientists. Read More

Researchers discover space travel accelerates aging

Space travel accelerates the aging of human stem cells, reveals new research. Spaceflight speeds up the aging of cells which are "vital" to blood and immune system health, say American scientists. Read More

Spaceflight increases aging: NASA study finds blood-forming stem cells at risk

A NASA-funded study reveals that space travel may accelerate aging by impacting blood-forming stem cells. Analysis of stem cells from International Space Station missions showed reduced regenerative ... Read More