PS101 Lecture Notes - Lecture 13: Sleepwalking, Insulin, Sewing Machine
Document Summary
The best sleep will be the one the follows the natural rhythms (circadian rhythms) Jet leg (changing time zones: circadian phase advance /circadian phase delay. Many are ignorant to the importance of sleep. Good night sleep is the best way to do well on an exam. Average adult need 8-9hrs of sleep a night, most only get 5/6 hrs. Drowsy driver = huge problem: 7% fewer accidents when the clocks are set back. If you fall asleep while during a lecture, reading a book you are likely sleep deprived. Napping regularly will not disrupt your sleep schedule. We are at our worst after 12am. Stages of sleep: stage one: lasts about two minutes, have great vivid images, sometimes feel like your free falling, stage two: lasts about 20 minutes, relaxation stage. Eeg indicated sleep spindalss: stage three: transitional stage, stage four: deep sleep. Brain waves are very slow, lasts about 30 minutes.
