Sleep and Daily Rhythms
Charles A. Czeisler, MD, PhD, explains the body’s “internal clock,” how sleep patterns are impacted by spaceflight and microgravity, and strategies to counteract these impacts.
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Sleep and Daily Rhythms
Teacher Guide
Students explore the day/night cycle and seasonal cycles on Earth; create and use sundials; and investigate circadian rhythms, sleep patterns and factors affecting the quality of sleep. (8 activities)
Funding
National Space Biomedical Research Institute
This work was supported by National Space Biomedical Research Institute through NASA cooperative agreement NCC 9-58.