If given the opportunity, a person with DSPD wants to move through the same sleep cycles as a typical person but this is out of line with what is expected of them for school, work and other activities. severe to absolute inability to advance sleep onset to an earlier time by enforcing conventional sleep and wake times.īasically their timing is off.little or no difficulty in maintaining sleep.sleep onset times that are consistent across days.Affected individuals complain of difficulty falling asleep at a socially acceptable time, but once sleep ensues…is reported to be normal” “characterised by habitual sleep-wake times that are delayed usually more than two hours, relative to conventional or socially acceptable times. In particular, Delayed Sleep Phase Syndrome is a type of circadian rhythm problem which occurs in approximately 10% of adolescents and young adults compared to only 1% of people in middle age.ĭelayed Sleep Phase Syndrome (DSPD) is defined by the International Classification of Sleep as being: In the adolescent years, “circadian rhythm” problems are the most common type of sleep disorder. Let’s consider some different types of sleep disorder. In addition, they are irritable in the mornings and lack concentration at school. But, it is hard for parents to know whether an adolescent’s sleep patterns are based on lifestyle choices or whether they represent an actual sleep “disorder”. They sometimes nap in the afternoons or use the weekends to catch up. The most commonly complained-of problem for teenagers is that they can’t get to sleep before midnight but then still have to get up in time for school, resulting in lack of sleep during the week. It takes into account how much sleep is needed for a person to achieve “optimal” performance in a range of areas including attention, reaction-time, and cognitive tests. This recommendation is based on analyses from a large group of studies.
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