You return to stage 3, then stage 2 (delta sleep) before going to REM sleep (stage 5).
You return to stage 3, then stage 2 (delta sleep) before going to REM sleep (stage 5).
You return to stage 3, then stage 2 (delta sleep) before going to REM sleep (stage 5).
non-rapid eye movement (NREM) sleep. Stage 1 NREM sleep. This stage occurs while a person is falling asleep. It represents about 5% of a normal adult's sleep time.
non-rapid eye movement (NREM) sleep. Stage 1 NREM sleep. This stage occurs while a person is falling asleep. It represents about 5% of a normal adult's sleep time.
It happens in the 4th stage
The deepest stage of sleep is REM or Rapid Eye Movement.
There is alpha or stage one sleep, theta or stage two sleep, delta or statge 3 sleep, and alpha with REM (stage 4 sleep).
Stage 1 Sleep
U start dreaming..... Enter rem state
3,4. Both stages are now combined and are just called stage 3, SWS ( slow wave sleep) or deep sleep. Stage 3 is the deepest stage.
Delta sleep is the first sleep to be made up after sleep has been lost. Stage 4 sleep.