The e
What does it mean when astronauts experience
weightlessness? Learn more. x"
KO) A microbiome is a collection of microbes, and
different microbiomes help our bodies function
normally. For example, the gut microbiome produces
vitamins we need. It also helps digest certain foods
and breaks down toxic materials. Most importantly,
it crowds out organisms that can cause disease. If
weightlessness affects how gut microbes function in
space, that can be problematic for the astronauts.