First field study shows lack of exposure to morning light delays sleep in teens.
The first field study on the impact of light on teenagers’ sleeping habits finds that insufficient daily morning light exposure contributes to teenagers not getting enough sleep.
“As teenagers spend more time indoors, they…

Circadian rhythm isn’t a new type of dance step; it has to do with our internal sleep clock. Learn about how your sleep clock works…
Your pattern of sleep and waking is run by the body’s internal sleep clock. Governed by light, your internal sleep clock tells you when it’s time to fall asleep and wake [.…

Cephalon, Inc. (Nasdaq: CEPH) announced that the U.S. Food and Drug Administration (FDA) has extended the action date to March 29, 2010, for its review of the supplemental New Drug Application (sNDA) for NUVIGIL® (armodafinil) Tablets [C-IV]. The sNDA is for the indication of improved wakefulness in patients with excessive s…

A study in the journal Sleep shows that the sleep-wake activity rhythms of breast cancer patients are impaired during the administration of chemotherapy. Results indicate that the first cycle of chemotherapy is associated with a temporary disruption of these rhythms, while repeated administration of chemotherapy results in pr…

Chronic alcohol consumption blunts the biological clock’s ability to synchronize daily activities to light, disrupts natural activity patterns and continues to affect the body’s clock (circadian rhythm), even days after the drinking ends, according to a new study with hamsters.
The study describes the change…

Research led by a leading expert on the positive benefits of napping at the University of California, San Diego School of Medicine suggests that Rapid Eye Movement (REM) sleep enhances creative problem-solving. The findings may have important implications for how sleep, specifically REM sleep, fosters the formation of associa…

Scientists from Queen Mary, University of London have discovered a new protein complex operating in fruit fly circadian clocks, which may also help to regulate our own biological clocks.
Circadian clocks are thought to have evolved to enable organisms to match their behaviour to specific time slots during the 24 hour da…

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