Why Do I Keep Waking Up at the Same Time Every Night?
Learn why you keep waking up at the same time every night and how to sleep through the night. Here's what experts say you can do to improve your sleep.
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There are nights when you ask yourself, “Why do I keep waking up at 3 am?” Getting up in the middle of the night is not strange. A partner's snoring or a sudden disturbance can cause you to wake up often at night. Many people wake up multiple times during the night without even realizing it because they usually fall back asleep quickly.
However, if you keep waking up at 3 am every night and finding it difficult to fall back asleep, other variables may be at play. Read on to discover possible reasons for waking up in the middle of the night and whether you need to see a doctor.
Understanding Middle Insomnia and Sleep Cycles
Middle insomnia occurs when you have difficulty falling asleep or waking up too early. To grasp this condition fully, it’s important to understand how sleep works and what sleep cycles mean.
Many people think falling asleep is like a smartphone with two settings: awake and sleeping. However, contrary to their belief, sleep isn’t binary like many things in life. There are several cycles of sleep throughout the night, and during these cycles, it's normal to wake up multiple times during the night, but you'll usually immediately fall back asleep. Adults normally require 7 to 9 hours of sleep, during which these cycles take place:
Moving from wakefulness to sleep
This is the stage when a person nods off for the first time. Typically, this phase lasts between one and seven minutes. Although the body and brain functions begin to slow down with brief motions, the body has not yet completely relaxed. During this stage of sleep, waking someone up is simple.
Light Sleep
At this point, the body goes into a slower state, which includes decreased body temperature, relaxed muscles, and slowed heart rate and respiration. Between 10 and 25 minutes is how long it can last, and it gets longer at night during a normal sleep cycle, especially early at night.
Deep Sleep
If someone is in this stage, waking them up is more difficult. Here, the body relaxes even more, and the respiratory rate, pulse, and muscle tone all drop.
This phase is essential for restorative sleep because it permits the body to heal and expand. Along with other important body functions, it strengthens the immune system. Despite decreased brain activity, deep sleep also promotes intelligent thinking.
This sleep phase lasts between 20 and 40 minutes during the early cycles. As you sleep, these phases become shorter, and you spend more time in REM sleep.
REM Sleep
Brain activity increases during REM sleep, approaching levels observed during waking hours. It is thought that cognitive processes, including memory, learning, and creativity, depend on REM sleep. The most vivid dreams are associated with REM sleep, explained by the notable increase in brain activity during this time.
In most cases, you don't go into REM sleep until you've been asleep for roughly ninety minutes. Later stages of REM can continue for up to an hour, although the initial stage may just last a few minutes. Approximately 25% of adult sleep is comprised of REM periods.
Why Do I Have Random Awakenings in the Middle of the Night?
Some things can cause you to wake up in the middle of the night. Although it may be hard to pinpoint the source of these annoying sleep disturbances, here are some reasons you could wake up in the middle of the night.
Stress and Anxiety
Sleeping doesn't always make your daytime troubles go away. You may wake up during the night as a result of your brain being overactive due to high levels of stress and anxiety.
For many people, there is a correlation between stress and sleep. You can break the sleep-stress cycle by controlling your general stress level with yoga, meditation, and guided relaxation. If your stress levels are persistent, you should talk to your doctor about them.
Dietary Choices
In addition to influencing our energy levels during the day, the food we put into our bodies can also impact how well we sleep at night. It’s a no-brainer that foods containing caffeine like coffee will disrupt your sleep pattern. Too much water consumption right before bed might lead to frequent sleep disturbances, including using the loo at night.
Consuming heavy or spicy meals, particularly shortly before bed, might create indigestion and pain, interfering with your sleep. Since going to bed hungry might also cause your body to wake up, have a small snack before bed to satisfy your hunger without giving you too much.
Medicines
You might be taking a prescription that keeps you from falling asleep at night. Antidepressants, beta-blockers, corticosteroids, over-the-counter cold treatments, diuretics, and antihistamines are just a few examples of these.
Consult your physician if you think a drug is waking you up in the middle of the night. It could be possible for you to try a different medicine for your disease or make lifestyle changes that will help you get better sleep.
Environmental Disturbances
Your resting space is vital to obtaining a restful night's sleep. You can be startled from a deep slumber by unexpected sounds, such as a car alarm, a pet moving around, or your partner snoring. Similarly, variations in the temperature or lighting in your bedroom may disrupt your sleep cycle and result in awakenings in the middle of the night.
With a fan or a white noise machine, it is possible to create a steady foundation of sound in your home and mask the fluctuating sounds of things like traffic outside your window. Since even tiny levels of light can disrupt your sleep cycle, use blackout curtains to limit the light in your room. Light therapy and cognitive behavioral therapy have been shown to improve the quality of sleep.
Hormonal Changes
Sleep difficulties may result from changes in specific hormones, particularly in women undergoing pregnancy, menopause, or thyroid conditions. Night sweats, hot flashes, or even an unexpected spike in adrenaline might wake you up and make it hard to fall back down.
Tips on how to sleep through the night
There is no universal method for improving sleep quality. Away from sleeping pills, here are some techniques to tell you how to stop waking up in the middle of the night:
Create a nighttime routine
This may seem like a restricting practice, but it can help you develop the habit of slowing down healthily. Give yourself some advance notice to prepare for sleep by reading your favorite book or having a soothing bath.
Set screen time limits
If you want to improve your sleep, you should avoid the temptation of watching one last episode of your favorite show or scrolling through social media right before bed.
The blue light that most screens emit might throw off your body's natural schedule and cause sleep disturbances. Turn off your electronics an hour before bed, read a book, or talk to a family member.
Set up a comfortable sleeping area
The proper setting leads to higher-quality sleep. The secret is to use cushions and a comfortable mattress to create a cool, dark bedroom. If you're a light sleeper, use white noise or other sounds to help drown out nighttime noise.
When it comes to having good sleep, creating the ideal atmosphere and setting the proper mood in your sleeping space can make all the difference.
Pay attention to what you eat and drink
The things you consume before sleeping affect your sleep quality. Eating something heavy or spicy right before bed might create heartburn, acid reflux, and indigestion, which can interfere with sleep.
Eat dinner a few hours before bed and refrain from consuming caffeinated drinks after lunch. While a glass of wine may make you sleepy, alcohol can also lower the quality of your sleep.
Taking too much water before bed can make you wake up at night to use the loo, so instead of drinking water right before bed, try to do so earlier in the evening.
When To Seek Professional Help
It is important to consult your physician if you keep waking up at three in the morning and find it difficult to fall back asleep. If these wake-ups lead you to have issues during the day, you might also want to consult your doctor. Other crucial signs to seek help include:
- Experiencing difficulties remembering stuff
- Experiencing extreme drowsiness during the day
- Finding it difficult to perform at your usual level
Conclusion
Stress, worry, sleep disorders, or lifestyle choices like alcohol consumption can all cause you to wake up in the middle of the night. When answering questions like “Why do I always wake up at 3am?”, determining the root problem is essential to coming up with workable solutions and guaranteeing a good night's sleep.
Getting enough sleep has several advantages, from improving memory to protecting your heart. Frequent sleep disturbances, however, can negate these benefits. To maintain your health, try to comprehend the reasons to prevent waking up at 3 am.
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The WOWMD Staff category features a diverse team of writers, each bringing specialized knowledge in areas such as nutrition, fitness, wellness, and more. Articles in this category benefit from insights provided by multiple experts. All content is peer-reviewed and regularly updated to ensure compliance with our editorial standards.
References
- Physiology, Sleep Stages https://www.ncbi.nlm.nih.gov/books/NBK526132/
- Sleep Disorders and Sleep Deprivation: An Unmet Public Health Problem https://www.ncbi.nlm.nih.gov/books/NBK19956/
- Differential associations of early- and late-night sleep with functional brain states promoting insight to abstract task regularity https://pubmed.ncbi.nlm.nih.gov/20195475/
- REM, not incubation, improves creativity by priming associative networks https://pubmed.ncbi.nlm.nih.gov/19506253/
- Increased Resilience Weakens the Relationship between Perceived Stress and Anxiety on Sleep Quality: A Moderated Mediation Analysis of Higher Education Students from 7 Countries https://pubmed.ncbi.nlm.nih.gov/33089208/
- Effects of Diet on Sleep Quality https://pmc.ncbi.nlm.nih.gov/articles/PMC5015038/
- Awake at 4 a.m.: Treatment of Insomnia With Early Morning Awakenings Among Older Adults https://pmc.ncbi.nlm.nih.gov/articles/PMC3377480/
- Role of Ovarian Hormones in the Modulation of Sleep in Females Across the Adult Lifespan https://pmc.ncbi.nlm.nih.gov/articles/PMC7450669/
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