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Sleep Statistics

Written by

Eric Suni

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Medically Reviewed by

Kimberly Truong

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Fact Checked

Sleep plays an integral role in health. A good night’s sleep empowers the body to recover and lets you wake up refreshed and ready to take on the day.

Unfortunately, many people have sleep problems and don’t get the rest that they need. Insufficient sleep and poor quality sleep can be due to diverse factors including sleep disorders,  medical conditions, and mental health. Sleep issues affect people of all ages, and its impacts can be far-reaching.

While sleep is too complex to sum up with only numbers, reviewing basic facts and figures about sleep can help you understand how sleep works, why it’s important, and the depth of the sleep deprivation problem in the United States.

Statistics About How We Sleep

Statistics About Insufficient Sleep

Adults between 18 and 64 need seven to nine hours of sleep per night. Adults over 65 need 7-8 hours.

Statistics About Sleep Disorders

Between 10% and 30% of adults struggle with chronic insomnia
It is believed that between 30% and 48% of older adults suffer from insomnia.
Did you know?

People may apply up to 250 pounds of force when grinding their teeth during sleep.

    Statistics About Sleep Disruptions

    Premenstrual syndrome (PMS) makes women at least two times as likely to report  insomnia-like symptoms before and during their period. Also, around 50% of pregnant women experience insomnia-like symptoms.

    Statistics About Sleep in Children and Teens

    Statistics About the Impact of Insufficient Sleep

    Insufficient sleep has an estimated economic impact of over $411B each year in the United States alone.
    Drowsy driving is responsible for more than 6,000 fatal car crashes every year in the United States.

    Statistics About Sleep and Mental Health

    Statistics About Sleep Hygiene

    Sleep hygiene is a term that includes both the bedroom environment and sleep-related habits. Optimizing sleep hygiene can play an important role in addressing sleep insufficiency.

    • 93% of people say that a comfortable mattress is important to being able to get quality sleep.

    Statistics About Sleep Aids

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    About Our Editorial Team

    author
    Eric Suni

    Staff Writer

    Eric Suni has over a decade of experience as a science writer and was previously an information specialist for the National Cancer Institute.

    author
    Kimberly Truong

    Sleep Physician

    PhD

    Dr. Truong is a Stanford-trained sleep physician with board certifications in sleep and internal medicine. She is the founder of Earlybird Health.

    About Our Editorial Team

    author
    Eric Suni

    Staff Writer

    Eric Suni has over a decade of experience as a science writer and was previously an information specialist for the National Cancer Institute.

    author
    Kimberly Truong

    Sleep Physician

    PhD

    Dr. Truong is a Stanford-trained sleep physician with board certifications in sleep and internal medicine. She is the founder of Earlybird Health.

    References

    Learn more about How Sleep Works