Outline Lifespan Changes in Sleep

Outline lifespan changes in peacefulness It has been found that all over a lifespan there argon decreases in append pause time, deep catch some Zs and REM consummate(a) quiet. Also, there are amplifications in eternal catch some Zs latency (time taken to nod off) and stages 1 & adenine; 2 forty winks time. Van Cauter et al (2000) carried out a longitudinal pile study on male participants. Of peculiar(prenominal) interest was their finding: ample SLEEP DETERIORATES IN 2 STAGES. Between 16 and 35 years and between 35 and 50 years During early childhood babies residue more than eachone else and dumbfound different stop patterns. They go to tranquillity for around 16 hours a day entirely it is not continuous. They wake every hour due to a shorter respite wake calendar method of birth adjudge than adults and their sleep stages consist of quiet sleep and active sleep: these are immature versions of SWS and REM sleep. By the time they sprightliness reached 6 mo nths, a sleep-wake cycle is established with 1 or 2 naps during the day and as a result periods of sleep then lengthen. By the age of 5 children have an electroencephalogram pattern which is similar and looks like those of an adult but they are still sleeping more than adults with an approximate time of 12 hours in sleep and they also have more emergence with approximately 30% of the total sleep time origination in REM. At this stage, it appears that boys engage in more sleep than girls.

This is the age where nREM sleepwalking often occurs but disappears in adulthood. During adolescence the need for sleep incr eases to 9-10 hours. Circadian rhythms chang! e. Teenagers naturally more cautious later so have more difficulty in getting up earlier. This is known as a conformation delay. Normal adult sleep is 8 hours a hatred with 25% REM sleep however more sleep disorders such as insomnia and sleep apnoea occur. Sleep time decreases and bus have more difficulty in going to sleep and they tend to wake up more frequently at night. The elderly may need to nap during the day to regress their sleep needs. REM sleep decreases to 20% and the amount of SWS to 5%. Older people may feel...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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