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Delayed sleep phase disorder ( DSPD ), more often known as delayed sleep phase syndrome and also as delayed sleep–wake phase disorder, is the delaying of a person's circadian rhythm (biological clock) compared to those of societal norms. The disorder affects the timing of biological rhythms including sleep, peak period of alertness, core body ...
Non-24-hour sleep–wake disorder causes a person's sleep–wake cycle to move around the clock every day, to a degree dependent on the length of the cycle. This is known as free-running sleep. [citation needed] People with the disorder may have an especially hard time adjusting to changes in "regular" sleep–wake cycles, such as vacations ...
A 24-hour limit on continuous duty, with up to 6 additional hours for continuity of care and education; No new patients to be accepted after 24 hours of continuous duty; One day in 7 free from patient care and educational obligations, averaged over 4 weeks, inclusive of call; and; In-house call no more than once every 3 nights, averaged over 4 ...
Socializing and meeting new people can help your brain function. “Making new friends is positive, because it’s new information, so it’s a new kind of stimulation,” says Karlene Ball, Ph.D ...
The majority of respondents (69%) say they worked longer hours over the past year—including nights and weekends—and an alarming 43% report that their eye health is worsening as a result. For ...
Advanced Sleep Phase Disorder ( ASPD ), also known as the advanced sleep-phase type (ASPT) of circadian rhythm sleep disorder, is a condition that is characterized by a recurrent pattern of early evening (e.g. 7-9 PM) sleepiness and very early morning awakening (e.g. 2-4 AM). This sleep phase advancement can interfere with daily social and work ...
Polyphasic sleep is the practice of sleeping during multiple periods over the course of 24 hours, in contrast to monophasic sleep, which is one period of sleep within 24 hours. Biphasic (or diphasic, bifurcated, or bimodal) sleep refers to two periods, while polyphasic usually means more than two. [1] Segmented sleep and divided sleep may refer ...
Sleeping Girl, Domenico Fetti, c. 1615. Sleep is a state of reduced mental and physical activity in which consciousness is altered and certain sensory activity is inhibited. During sleep, there is a marked decrease in muscle activity and interactions with the surrounding environment. While sleep differs from wakefulness in terms of the ability ...