Tag Info

New answers tagged

6

These are called hypnic jerks, also known as hypnagogic jerks or sleep starts. They are normal part of the wake-to-sleep transition. Hypic jerks consist of non-periodic myoclonic movements, generally involving an isolated limb. The exact physiologic origin of hypic jerks is unknown. We can say that they correlate with a particular waveform on the EEG known ...


0

Vomiting is a reflex and can be done while your knocked out (so i guess when your sleeping it depends) But you know when your actually sleeping when your going to vomit and your body wakes you up, but drunks and people with fainting problems can vomit and sometimes a medical rescuer will tell people to help and keep the person passed out on their side to ...


4

Jerk-like muscle contractions occurring while drifting off to sleep are normal and are referred to as "sleep starts" or sleep myoclonus (National Institute of Health - NINDS). Sleep Education explains the symptoms: Sleep starts usually consist of one strong jerk that affects much of the body. The arms and legs are most likely to be affected. So sleep ...


5

I did a quick search and found some research in this area. Sleep inertia is the technical term for feeling groggy for a while after waking up. In a review article by Patricia Tassi, Alain Muzet (Sleep inertia. Sleep Medicine Reviews. Volume 4, Issue 4, August 2000, Pages 341–353), they define sleep inertia as Sleep inertia is a transitional state of ...


0

Sleep occurs in stages. There are three stages of non-REM sleep followed by REM sleep. Natural waking occurs during the REM stage. If your alarm goes off while you are in the middle of deep sleep, you are going to feel different from if you had woken up naturally. That's why there's a market for alarm clocks designed to wake you up during light sleep.



Top 50 recent answers are included