Sleep Patterns Across Lifespan: Development, Culture, and Implications, Slides of Psychology

Download Sleep Patterns Across Lifespan: Development, Culture, and Implications and more Slides Psychology in PDF only on Docsity! Lifespan changes in sleep. Docsity.com Lifespan Changes in Sleep. BATs • Outline changes in sleep patterns over the lifespan (A01) • Consider implications of changes in sleep patterns over the lifespan (A02) Synoptic Points • DEVELOPMENTAL APPROACH • Cultural Differences Docsity.com Sleep Timeline • Read p 10 • Create a timeline to show how sleep changes as humans develop Docsity.com Prenatal & Infant sleep. • Okai et al (1992): • Used ultrasound scanning to investigate possible sleep patterns in unborn children of the 30 ‘normal’ pregnant women between 20 and 40 weeks (beginning of 5mths-full term). Limitations of the Research? Sample size? Methodology? Application? AO2 /3 Docsity.com Prenatal & Infant sleep. • This study was completed by: • Measuring eye movement and baby movement. • What instrument would they need to use? • Findings: • Prior to 28 weeks (7 mths) REM was hard to identify. • At 32 weeks REM/NREM cycles could be distinguished. Docsity.com Prenatal/Infant sleep cont…. • Q. What is the usual pattern that babies sleep follows???? • A. The amount of time needed in REM sleep decreases in the first year, with a decline to approx 13 hours (Sheldon,1996). Are these conclusions sound? What other studies support/refute these findings? Docsity.com Other factors that may impact infant sleep patterns? • Maternal behaviour (depression) • Armitage (2009) found of the 18 healthy full term infants they studied at 6 monthly intervals. • 11 of the babies were born to depressed mothers. • They found infants of depressed mothers took longer to fall asleep & had sleep patterns that were different to those experienced by the babies from non depressed mothers. Also consider: Baird et al (2009) As supporting evidence. Docsity.com Other factors that may impact sleep patterns? • Adolescents: The cause is usually the cause of social changes such as • Sleeping longer at weekends. • Staying up later. • Reduced parental influence. • Several environmental factors are also responsible for changes in sleep…….. Docsity.com