Sudden muscle contractions called hypnic jerks, experienced by up to 70% of adults, can disrupt sleep. These harmless 'sleep starts' often trigger dream scenarios of falling, jolting individuals awake ...

Hypnic jerks are sudden muscle contractions that happen as you fall asleep. They are usually harmless but can interfere with sleep quality or contribute to insomnia. Stimulants like caffeine and ...

You’re gently drifting off to sleep when suddenly your arms and legs convulse and you jolt yourself awake. Or, perhaps you’re relaxing in bed when, out of the blue, your dozing partner does an ...

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Add Yahoo as a preferred source to see more of our stories on Google. Your thoughts begin to gently drift off the plane of reality and you’re about to transition from that dreamy state to complete ...

Hypnic jerks, also known as hypnagogic jerks or “sleep starts,” are involuntary muscle contractions that some people experience as they fall asleep. They may feel like muscle twitches. Hypnic jerks ...

Hypnic jerks, also known as sleep starts, are involuntary twitches or muscle contractions that can occur during the transition from wakefulness to sleep. They are thought to be caused by a sudden ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Ever drift off to sleep and suddenly feel ...

Hypnic jerks are sudden muscle twitches that occur when you’re falling asleep. You may have felt a jolt or a sensation of falling, which can wake you up unexpectedly. Although these jerks are usually ...

They can make falling asleep more difficult and increase the likelihood of suffering hypnic jerks. Your body does not receive enough rest when you are sleep-deprived. This can also increase your ...