Research suggests women lose more muscle than men in spaceflight

New research published ahead of print in the Journal of Applied Physiology suggests women lose more muscle than men in a microgravity environment such as spaceflight. The study "represent[s] the longest bed rest study on ...

Making space travel inclusive for all

In a weightless, microgravity environment like space, what do ability and disability look like? How can someone with partial sight or impaired mobility navigate in a confined space like the space station? As scientists and ...

Rodents and a rocket carried these researchers' dreams to space

The human body evolved within the constant force of Earth's gravity. To prevent bone and muscle atrophy during their stays in space, astronauts must exercise every day. For researchers studying bone or muscle loss that might ...

Space travel can make the gut leaky

Bacteria, fungi, and viruses can enter our gut through the food we eat. Fortunately, the epithelial cells that line our intestines serve as a robust barrier to prevent these microorganisms from invading the rest of our bodies.

Can space help us understand our cells?

Do astronauts' brains get bigger in space? The answer may be found in 10 small containers of human brain cells on board a SpaceX spacecraft that is scheduled for blast off Dec. 5 for a 16-month voyage to the International ...

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