delta
Sleep paralysis typically occurs during the stage of sleep known as REM (rapid eye movement) sleep.
Stage 4
It happens in the 4th stage
They occur during REM sleep, usually in the second half of the night
The rhythmic bursts of brain activity that occur during Stage 2 sleep are called sleep spindles. These are short bursts of brain waves that help in the consolidation of memories and are characteristic of this stage of sleep.
only during their cocoon stage
Sleep spindles typically appear during stage 2 of non-REM sleep. They are brief bursts of brain activity that help in the consolidation of memories and are associated with the transition from light to deeper sleep.
none. if you can not sleep then you suffer from insomnia. The most restful sleep comes during the R.E.M. stage known as rapid eye movement. This is the stage you dream in. It takes about 2 hours to reach REM sleep.
The stage during which it is most difficult to wake someone is the "deep sleep" stage. During this stage, brain waves, breathing, and heart rate are the slowest.
REM is during stage 3 and 4 where most of the dreaming occurs.
sleep spindles
During the sleepwalking stage of sleep, a person may get up and move around while still being asleep. This can include activities like walking, talking, or even eating without being fully aware of their actions. It occurs during the non-REM stage of sleep and is considered a type of parasomnia.