Long duration microgravity exposure caused expansions in the combined brain and cerebrospinal fluid volumes in astronauts.
Low dose radiation exposure causes neural and behavioral impairments in mouse models that affect memory and learning.
NASA scientists have published the results of the Kelly Twin Study, which revealed how the body adapts to life in space, compared to life on Earth. The findings revealed that, in space, telomeres are unexpectedly longer, the immune system responds appropriately, and variability in gene expression alters.
