Delayed Circadian Rhythms

Peter ForsterInsomnia, Insomnia Treatment, Psychobiology

Delayed circadian rhythms occur in a condition known as delayed sleep-wake phase disorder (DSWPD). This condition needs to be distinguished from disrupted circadian rhythms, a condition in which there are no strong circadian rhythms and therefore it’s hard for people to fall asleep, and when they do fall asleep they tend to have fragmented or light sleep. People with delayed …