Non-24-hour sleep-wake rhythm disorder

SM Abbott - Neurol Clin, 2019 - books.google.com
Neurol Clin, 2019books.google.com
The human circadian clock has an average period slightly longer than the 24-hour
environmental period, of approximately 24.2 hours. 1 The ability to maintain entrainment
with the 24-hour environment requires daily adjustments to the circadian clock, either
through exposure to environmental light or other timekeeping signals. In the absence of the
ability to either receive or respond appropriately to these signals, there is a population of
individuals who exhibit a pattern of daily rhythms that typically are longer than 24 hours …
The human circadian clock has an average period slightly longer than the 24-hour environmental period, of approximately 24.2 hours. 1 The ability to maintain entrainment with the 24-hour environment requires daily adjustments to the circadian clock, either through exposure to environmental light or other timekeeping signals. In the absence of the ability to either receive or respond appropriately to these signals, there is a population of individuals who exhibit a pattern of daily rhythms that typically are longer than 24 hours, every day waking, eating, and sleeping slightly later than the day before.
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