HEALTH CONDITION
Sleep paralysis
Sleep paralysis is when you cannot move or speak as you are waking up or falling asleep. It can be scary but it's harmless.
What happens during sleep paralysis
During sleep paralysis you may feel: awake but cannot move, speak or open your eyes like someone is in your room like something is pushing you down frightened These feelings can last up to several minutes.
Causes of sleep paralysis
Sleep paralysis happens when you cannot move your muscles as you are waking up or falling asleep. This is because you are in sleep mode but your brain is active. It's not clear why sleep paralysis can happen but it has been linked with: insomnia disrupted sleeping patterns – for example, because of shift work or jet lag narcolepsy – a long-term condition that causes a person to suddenly fall asleep post-traumatic stress disorder (PTSD) generalised anxiety disorder panic disorder a family history of sleep paralysis
Things you can do to help prevent sleep paralysis
You may be able to prevent sleep paralysis by changing your sleeping habits. Do try to regularly get 7 to 9 hours of sleep a day go to bed at roughly the same time each night and get up at the same time each morning get regular exercise, but not in the last hour before going to bed Don’t do not eat a big meal, smoke, or drink alcohol or caffeine shortly before going to bed do not sleep on your back – this can make sleep paralysis more likely to happen
When and where to get medical help
You don't normally need to get medical help for sleep paralysis, unless it's affecting your mental health or your sleep. Non-urgent advice: See a GP if: You often have sleep paralysis and you feel: very anxious or scared to go to sleep tired all the time due to lack of sleep
Treating sleep paralysis
A GP may be able to treat an underlying condition that could be triggering sleep paralysis such as insomnia or post-traumatic stress disorder. If this does not help they might refer you to a doctor who specialises in sleep conditions. Treatment from a specialist You might be given medicine usually used to treat depression. Taking this type of medicine at a lower dose can also help with sleep paralysis. You might also be referred for cognitive behavioural therapy (CBT) .
Source: NHS, last reviewed 09 September 2026. Contains public sector information licensed under the Open Government Licence v3.0.
This page is general information and is not medical advice. It does not replace a registered doctor, and it is not a prescription or a recommendation to use any medicine or test. Prices are listed prices and may change. Always follow the advice of your doctor or pharmacist.