Word: czeisler
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While Senator and first-American-to-orbit-Earth John Glenn once again gained national attention last week--this time for his role as a geriatric guinea pig aboard the space shuttle Discovery--Dr. Charles A. Czeisler, professor of medicine at Harvard Medical School (HMS), was busy investigating Glenn's sleep patterns...
...scientific community is hoping that Czeisler, NASA's principal investigator into space-related sleeping disorders, may soon have valuable data that will help both NASA's astronauts and Earth's elderly get a good night's sleep...
...Space travel and aging have similar effects on sleep, and the research data we gather from Senator Glenn's participation might provide insight into age-related changes in sleep as well," said Czeisler at a press conference prior to the shuttle's launch...
...nights wired to sensors that monitored breathing, muscle tension, brain waves, oxygen levels and eye and body movement. After their return Saturday, they slept at Johnson Space Center in Houston, still wired to the sensors. They will continue to give blood and urine samples for the next few weeks. Czeisler was still in Houston yesterday according to his secretary, and could not be reached for comment...
...experiment, Glenn was disqualified for reasons NASA would not disclose. Although melatonin is currently used by millions of Americans looking to improve their sleep, its effectiveness is uncertain. Mukai was given a placebo on some nights and melatonin on others. Besides studying the effects on her sleep, Czeisler will test its effects on Mukai's cognitive performance and short-term memory...