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sleep and mental health

sleep and mental health

learn how sleep and mental health are deeply connected and how small changes to sleep can impact your mental health 

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Mental health and sleep share a mutual relationship. We know that mental health difficulties can disrupt sleep, while poor sleep, in turn, can contribute to the development or worsening of mental health. 

Approximately 1 in 3 people experience sleep difficulties. But, encouragingly, there is evidence that suggests improving sleep leads to better mental health regardless of which condition. 

Sleep disturbances exist on a spectrum. Let’s explore how they can present themselves differently. 

everyone needs the same amount of sleep for optimal wellbeing

Individual sleep needs vary. Most adults need 7-9 hours, but some need less and some need more for mental and physical health. You may need more sleep in certain circumstances or life stages.

i can function fine on little sleep

Lack of regular sleep can affect your ability to think and concentrate, as well as your mood and overall mental health. While occasional short nights may not immediately impact you, chronic lack of sleep can accumulate and cause some serious health problems.

sleeping pills are the best solution for sleep issues

Relying too much on sleeping pills can lead to addiction and fail to tackle the root causes of sleep disorders. Relaxation, grounding techniques and lifestyle adjustments are considered safer and more effective long-term solutions.

an everyday life problem 

Sleep problems are widespread – even without a mental health condition. 

Sleep Disorders 

Some sleep issues are more severe and meet clinical diagnostic criteria: 

  • Insomnia: difficulty falling or staying asleep, among the most prevalent of all mental health conditions. 
  • Circadian rhythm disorders: misalignment between the body’s internal clock and external environment (e.g. shift work disorder). 
  • Obstructive Sleep Apnea (OSA): breathing interruptions during sleep. 
  • Parasomnias: abnormal behaviours during sleep such as sleepwalking, night terrors or sleep paralysis. 
  • Nightmare disorder: frequent, distressing dreams disrupting sleep. 

In people with mental health conditions 

Sleep issues often co-occur with mental health problems: 

  • Roughly up to 80% of people with mental health conditions report chronic sleep problems. 
  • Sleep disturbances often precede the onset of mental illnesses like depression, anxiety and bipolar – suggesting a bi-directional relationship. 
  • Chronotype (whether you’re a morning or evening person) is also linked to wellbeing. Evening chronotypes tend to report poorer mental health outcomes. 

Many different mental health conditions can affect sleep, which results in poor sleep quality. A few could be: 

  • PTSD can cause flashbacks or nightmares which prevent you from sleeping 
  • Depression can make it much harder to get up after you’ve slept 
  • Anxiety can cause unwanted and repetitive thoughts that make you unable to fall asleep 
  • Psychosis may cause you to hear or see frightening things that you can’t fall asleep with 
  • Stress can make you feel like you’re under too much pressure to fall asleep or get out of bed. 

“Anxiety affects how I feel and see things daily. I can feel very agitated – my heart races. I struggle to sleep. I can feel alone, scared, upset, worried. I start to overthink and overanalyse everything. I battle within myself.  

“I know my problems, and I know how to change it. I know how to make myself feel better, but it’s very easy to slip into that mindset of having a negative voice in your head.”

Anxiety can affect your sleep among other aspects of your life. You can read more about Beth’s story here.

How much sleep should I be getting? 

Understanding how much sleep you require is essential for your overall health and wellbeing. Here’s a breakdown, as suggested by the NHS: 

  • Adults: aim for 7 to 9 hours of sleep per night. 
  • Children: typically need 9 to 13 hours to feel rested and rejuvenated. 
  • Toddlers and babies: require the most sleep, aiming for 12 to 17 hours of sleep each day. 

We all have different sleep needs and it’s important that it’s not just about quantity but also quality. Regular exercise may require more restful sleep, while stress levels may need more sleep to support mental and emotional wellbeing. During illness or recovery, the body often needs additional sleep for healing and immune system strengthening. The body needs extra sleep to heal and boost the immune system. Lifestyle changes, like shift work or travel, can affect sleep patterns that need adjusting. 

Additionally, life stages can impact sleep needs. As you age, your sleep duration may change to stay healthy. While pregnant women may experience increased fatigue, potentially requiring more sleep, menopausal women might encounter changes in sleep patterns due to hormonal shifts. 

What can I do to have better sleep?

Improving your sleeping patterns and adopting healthy habits can greatly enhance the quality of your sleep. We’ve gathered tips to help you achieve better sleep: 

Maintain a consistent sleep schedule

Try to go to bed and wake up at the same time every day, even on weekends. This helps regulate your body’s internal clock and improves the quality of your sleep. 

Create a bedtime routine 

Establish a calming pre-sleep routine to signal to your body that it’s time to wind down. This could include self-care activities such as reading, taking a warm bath or practising relaxation techniques like deep breathing or meditation, mindfulness and grounding.

Optimise your sleep environment 

Make sure your bedroom is conducive to sleep by keeping it dark, quiet and cool. If possible, consider investing in a better mattress and pillows and consider using white noise machines or earplugs to block out disturbances. 

Limit exposure to screens before bed 

The light emitted by screens can interfere with your body’s natural sleep-wake cycle. Try to avoid using electronic devices such as smartphones, tablets and computers at least two hours before bedtime. It’s also important to limit the amount of news you’re consuming.

Watch your diet and caffeine intake 

Avoid heavy meals, caffeine and alcohol close to bedtime, as these can disrupt sleep. Instead, opt for light snacks if you’re hungry before bed and limit caffeine consumption after 4pm or earlier. 

Maintain sleep hygiene 

  • Only use your bed for sleep – no scrolling, reading or working. 
  • Go to bed only when you’re sleepy. 
  • If you can’t fall asleep within 20 minutes, get up and do a quiet activity until you feel sleepy. 

If you’re having trouble sleeping even after trying these strategies, don’t hesitate to reach out to your GP. They can give you personalised recommendations, refer you to a sleep specialist or offer treatments to address your specific sleep issues.

support

Our Advice and Support Service is open Monday to Friday, 10am to 4pm (closed for lunch between 12.30pm and 1.30pm), where advisers can signpost you to local support that most fits your needs, including our Change Mental Health services. We offer initial advice on money worries and help to deal with emergencies.

Contact 0808 8010 515, email us at advice@changemh.org or fill out the enquiry form on the Advice and Support Service page.