Have you ever had trouble falling or staying asleep? If you have, you’ll know that not getting good rest can have a big impact on how you feel physically and mentally. For astronauts in space, sleeping in a zero-gravity environment surrounded by loud fans, bright lights and cramped quarters can be an issue. We talk through some of the bodily systems behind sleep and how astronauts in space for months on end deal with these challenges.
- Dr. Fred Turek, professor, biology, Northwestern University, director, Center for Sleep and Circadian Biology, Northwestern University.
- Dr. Emmanuel Urquieta, chief medical officer, Translational Research Institute for Space Health, assistant professor, Center for Space Medicine, Baylor College of Medicine.