Sleep paralysis happens when your awareness returns before the temporary muscle stillness of REM sleep has ended. You may be unable to move or speak, and some people have vivid dream-like sensations. Poor or disrupted sleep is associated with episodes. They are usually brief, but frequent episodes, significant distress or strong daytime sleepiness deserve medical attention. (1)

In This Article:

• What Is Sleep Paralysis?
• What Happens During an Episode?
• What May Contribute to Sleep Paralysis?
• What May Help?
• The Naturopathic Perspective
• When Should You Seek Help?
• Frequently Asked Questions

What Is Sleep Paralysis?

The term describes waking up, or becoming aware while falling asleep, before your ability to move and speak has returned. It happens around the transition between sleep and wakefulness. When it occurs on its own, rather than as part of another sleep condition, it is called isolated sleep paralysis.

One review estimated that about 8% of people in the general population experience sleep paralysis at least once in their lives. Estimates vary between studies because researchers have used different ways to define and measure it. (2)

What Happens During an Episode?

During REM sleep, the stage when many vivid dreams occur, the brain temporarily limits most voluntary muscle movement. In sleep paralysis, awareness returns while that muscle stillness is still in place. An episode may last seconds or minutes and usually ends without treatment.

Some people also have dream-like experiences while partly awake. They may see a figure, hear a sound, feel a presence or sense pressure on the chest. These experiences can feel real, but they occur during the sleep-wake transition.

The chest sensations can make it seem hard to breathe. Sleep paralysis does not usually stop breathing, but the experience can still feel intense and frightening.

What May Contribute to Sleep Paralysis?

Researchers have not identified one cause that explains every episode. Sleep paralysis has been associated with disrupted sleep, shift work and sleeping on the back. Stress and trauma have also been studied, but an association does not prove that either one directly causes episodes.

Sleep paralysis can also occur alongside narcolepsy and other sleep-related conditions. An episode by itself does not mean you have narcolepsy. A health professional may ask about other symptoms, such as ongoing severe daytime sleepiness or sudden muscle weakness brought on by strong emotions, to decide whether further assessment is needed.

What May Help?

Because episodes are linked with disrupted sleep, it may help to support a steady sleep routine. These steps are reasonable to try, although they cannot guarantee that episodes will stop:

• Keep a regular sleep schedule. Aim for enough sleep and try to keep bedtimes and wake times consistent, including on days off when possible.
• Notice patterns. A simple sleep diary can help you spot whether episodes tend to follow short sleep, schedule changes, stress or a particular sleeping position.
• Try a different sleep position. Try a different sleep position if episodes seem to follow nights when you sleep face-up, try a side position and track whether the pattern changes. Position has been associated with episodes, but it may not affect everyone.
• Use a calming wind-down routine. Quiet activities, gentle relaxation or slow breathing may support your overall sleep routine. They are not proven cures for sleep paralysis.
• During an episode, remind yourself what may be happening. If you can, focus on slow breathing and wait for the episode to pass. Some people find it helpful to try a small movement, such as moving one finger, but this is not a guaranteed way to end it.

There is limited high-quality research on specific treatments for recurrent isolated sleep paralysis. Medication should not be started or changed without advice from a qualified prescriber. If fear of another episode is making you avoid sleep, or episodes are causing significant distress, a health professional can discuss appropriate support.

The Naturopathic Perspective

A whole-person discussion may consider sleep timing, shift work, stress, daily routines, medicines and other health concerns that could affect sleep. These are areas to explore with a practitioner, not proof of a single hidden cause. Support for general sleep health can complement appropriate medical assessment when episodes are frequent or distressing.

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When Should You Seek Help?

Consider speaking with a doctor or sleep health professional if episodes happen often, cause significant fear, disrupt your sleep or affect your daily life. Also seek advice if you experience strong daytime sleepiness or sudden muscle weakness with strong emotions, as these symptoms may need assessment for another sleep condition.

Sleep paralysis is temporary. If weakness or difficulty moving continues after you are fully awake, or you develop sudden weakness on one side of the body, seek urgent medical care. These symptoms are not typical of an episode that has passed.

Frequently Asked Questions

Is sleep paralysis dangerous?

An isolated episode is usually brief and passes on its own. It can feel frightening, but the temporary inability to move is linked to the muscle stillness of REM sleep. Seek medical advice if episodes are frequent, distressing or accompanied by other concerning symptoms.

Can you breathe during sleep paralysis?

Breathing usually continues, although the chest may feel tight or breathing may seem difficult during an episode. If breathing trouble continues after you are fully awake, seek medical advice.

How long does sleep paralysis last?

Episodes are usually brief, often lasting seconds or minutes. The experience can feel longer while it is happening.

Can sleeping position affect sleep paralysis?

Sleeping on the back has been associated with episodes. If you notice this pattern, you could try sleeping on your side and see whether it makes a difference.

Can stress cause sleep paralysis?

Stress has been linked with sleep paralysis in research, but this does not establish it as the cause. Sleep disruption and other personal factors may also be involved.

Disclaimer

This article is for general education and is not a substitute for individual medical advice, diagnosis or treatment. Speak with a qualified health professional about symptoms or concerns that relate to your health.