Doctor reveals reason why you jolt awake just as you’re beginning to fall asleep

Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.Jump to contentThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged inAllNewsSportCultureLifestyleDr Amir Khan explained the phenomenon known as hipnic jerk, which causes individuals to jolt awake just as they are beginning to fall asleep. He stated that as muscles relax during the onset of sleep, the brain sometimes misinterprets this as falling, sending a signal to the body to twitch awake. This sensation is believed by some scientists to be an ancient survival reflex. The reflex may have developed from a time when humans slept in trees, where a sudden twitch could have prevented a fall. Watch the video in full above.In fullWhy your body jerks when you are falling asleep - doctor explains allThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in

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