why does the body do a quick “jerk” or give the brain the feeling of falling for a second while trying to sleep?

Question

why does the body do a quick “jerk” or give the brain the feeling of falling for a second while trying to sleep?

In: Other

Answer 1

In addition to the comment above, when falling asleep your body sometimes gets worried you’re actually dying instead of falling asleep. So it sends a signal through your body to jerk awake, just to check you’re still alive