Why falling asleep, we experience the sensation of falling?

I'm sure many have experienced such a strange feeling, like falling into the abyss, when we tried to sleep. Why is this happening and it is not dangerous to health?

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Many people describe the feeling as a hard cut-off, jump and fall into the void. Some then continue to sleep, but most people wake up with a sense of fear and a rapid heartbeat.

You may have heard that it could be due to the fact that your soul leaves the body, or you can be obsessed with the dark forces, but it is all fiction. In fact, this so-called myoclonic jerk
. When we sleep, we go through several sleep cycles, each of which consists of four different stages. < The feeling of fall occurs during the first stage of sleep
In addition, some people often experience a sensation similar to electric shock from which they instantly awake. This may be due to a busy day, with fatigue or anxiety.

It is assumed that this is a physiological phenomenon affects 7 out of 10 people at some point in their lives. This may occur either once or continuously repeated. If you are too often this experience, we recommend that you consult a doctor. < But in most cases, it does not bear injury
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