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Oversleeping: Causes and How To Stop Sleeping Too Much

Published: Dec 18, 2023
Updated: Nov 22, 2024
Oversleeping: Causes and How To Stop Sleeping Too Much
In this article
    Reading time
    9 min

    Sleeping in every once in a while is not a bad thing. However, consistently oversleeping— especially if your sleep duration regularly exceeds the recommended amount, can sometimes lead to negative health problems.

    Let’s find out the causes of oversleeping, side effects, and ways to stop sleeping excessively.

    Key Takeaways
    Oversleeping means that you are sleeping nine or more hours or sleeping longer than necessary. It could be either a good or bad thing depending on circumstances.
    It can be caused by sleep deprivation, an illness, an underlying medical condition, or a sleep disorder.
    Oversleeping can cause you to feel more tired than usual, excessive sleepiness, headache, low energy, mood changes, or grogginess.
    Sleeping too much can also put you at risk for heart disease, type 2 diabetes, obesity, depression, stroke, and mortality.
    You can prevent yourself from sleeping excessively by improving your sleep habits and sleep hygiene.

    How Much Sleep is Needed on Average?

    how much sleep is needed on average shuteye

    According to experts, adults on average need between seven and nine hours of sleep each night to function properly [1]. For children, the recommended amount of sleep is between eight to sixteen hours depending on age.

    What is the perfect duration for sleep?
    While most adults need 7-9 hours of sleep a night (and children and adolescents even more), there is no “perfect” duration of sleep for everyone. If you feel satisfied with your sleep and alert during the day, chances are you’re getting enough sleep at night!
    Dr. Julian Lim
    Lead Sleep Psychologist, Co-Founder of Somnus Sleep Wellness

    Is Too Much Sleep Bad For You?

    is it too much sleep for bad for you

    Getting nine or more hours of sleep is not necessarily bad for you if it happens occasionally. Sometimes, a person may sleep more if they are recovering from sleep deprivation or if they are feeling ill.

    It only becomes a problem if you always oversleep to feel well-rested at night.

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    Causes of Oversleeping

    causes of oversleeping

    Consistently oversleeping is likely to be the result of an underlying medical condition or a sleep disorder. Some of the common causes are [2]:

    Signs of Oversleeping

    symptoms of oversleeping

    Some people may need a longer sleep, so sleeping more than the recommended amount is not always a cause for concern.

    However, if you are sleeping more than you need to, you may experience symptoms like [3]:

    • Excessive daytime sleepiness
    • Headache
    • Low energy
    • Mood changes
    • Grogginess

    Does Oversleeping Make You Tired?

    does oversleeping make you tired

    The answer is yes, oversleeping can make you feel tired. Getting too little or too much sleep can disrupt your sleep-wake cycle and significantly alter your perception of fatigue [4]. This means that if you were to sleep in on the weekend or snooze for too long, you may find yourself feeling sleepier than usual.

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    Side Effects of Excessive Sleep

    side effects of oversleeping

    Excessive sleep may have detrimental effects on your physical and mental well-being. Sleeping too much can put you at risk of the following health issues:

    • Heart disease
    • Obesity
    • Type 2 diabetes
    • Depression
    • Stroke
    • Higher risks of dying

    These effects can be attributed to disrupted sleep patterns and an imbalance in sleep needs. While occasional oversleeping to catch up on sleep debt or illness is considered normal, chronic oversleeping may indicate an underlying sleep disorder.

    If you frequently experience excessive sleep and its associated effects, it is important to consult a healthcare professional for a thorough sleep study and evaluation.

    How Do I Stop Sleeping Too Much?

    You can prevent yourself from sleeping too much by improving your sleep habits. Here are four tips to avoid excessive sleep:

    1. Maintain a regular 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 circadian rhythm and promotes better sleep each night.

    2. Create a sleep-friendly environment: Make sure that your sleep environment is dark, quiet, and cool. Use curtains or blinds to block out light, wear earplugs or use a white noise machine to drown out noise, and set your thermostat to a comfortable temperature.

    3. Limit exposure to blue light before bed: Avoid using electronic devices such as smartphones and tablets before bedtime, as the blue light emitted by these devices can delay sleep onset. Instead, engage in relaxing activities like reading a book or taking a warm bath.

    4. Be mindful of your lifestyle habits: Avoid consuming caffeine or exercising close to bedtime, as these can stimulate your body and make it harder to fall asleep. Also, try to maintain a healthy diet and manage stress levels, as these factors can impact your sleep quality.

    Conclusion

    In conclusion, oversleeping can have various causes and affect your health and well-being. Factors such as poor sleep hygiene, underlying health conditions, or sleep disorders can contribute to oversleeping.

    To improve your sleep patterns and avoid excessive sleepiness, consider using the ShutEye® app. ShutEye® is a science-backed sleep app that tracks your sleep cycle, offering personalized insights to help you achieve quality sleep.

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    FAQ

    Oversleeping can be attributed to many different factors. You might oversleep if you have underlying sleep disorders such as hypersomnia or sleep apnea. It could also be related to mental health conditions, poor sleep quality, or lifestyle factors.

    Yes, getting too much sleep can be bad for you if it is always happening. This is because it can lead to health complications such as an increased risk of heart disease, diabetes, obesity, increased risk for depression, or even daytime fatigue. It's important to consult your healthcare provider if you notice that you are constantly oversleeping.

    12 hours of sleep a day is much higher than the recommended amount of sleep suggested for adults. If you find yourself sleeping longer than usual, this may indicate that you might possibly have poor sleeping habits, a sleep disorder, or mood disorders or you may be going through a recovery process.
    About authors
    Jessica Brown, a 29-year-old freelance copywriter passionate about human nature and deeply committed to promoting sleep and mental health awareness. Jessica holds a Master of Arts in Literary Studies from the National University of Singapore and a Bachelor's in Biology from the University of Cambridge.
    Siti Amirah
    Reviewer
    Amirah is a content writer passionate about topics related to mental health and wellness. Recently, she delved into the realm of sleep health, spurred by a personal recognition of her subpar sleep habits and a desire for improvement. Amirah holds a Bachelor’s Degree in International Communication Studies from the University of Nottingham.
    Dr. Julian Lim is regarded internationally as an expert in mindfulness and sleep, with over 40 peer-reviewed publications and a position on the editorial board of the scientific journal Mindfulness. He is currently an Adjunct Professor at the Centre for Sleep and Cognition at the National University of Singapore.

    Cleveland Clinic (2023) Oversleeping: What Is It, Why Is It Happening and How Do I Make It Stop? [online]. Available at: https://health.clevelandclinic.org/oversleeping

    Harvard Health Publishing (2019) Are you tired from...too much sleep? [online]. Available at: https://www.health.harvard.edu/staying-healthy/are-you-tired-from-too-much-sleep

    Lawler, M. (2024) Are You Sleeping Too Much? Signs, Outlook, and Complications [online]. Available at: https://www.everydayhealth.com/sleep/are-you-sleeping-too-much/#signs

    National Heart, Lung and Blood Institute (2022) How Much Sleep Is Enough? [online]. Available at: https://www.nhlbi.nih.gov/health/sleep/how-much-sleep

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