The amount of sleep you require seems to be related to your ability to get into and process through five REM cycles per night. The more high beta, the less beta, or the more alpha intrusions, etc. you have, the harder it is to complete this, so the brain doesn’t get to do its psychological restoration and long-term memory storage and it doesn’t feel rested and ready to get up. Stages of Sleep Stage 0 When we are awake, the […]