Japan and South Korea consistently rank among the countries that sleep the least, with studies showing shorter average sleep times due to intense work cultures and societal pressure, though some data points to Middle Eastern nations like Qatar and Saudi Arabia also having significant sleep deprivation issues. Japan is a standout, with its cultural view of sleep as a luxury, while South Korea also struggles with work-life balance impacting rest.
Key Findings
People in Japan, Taiwan and Sweden have the biggest struggle with insomnia globally, searching for 'can't sleep' more than any other country around the world.
Among the most rested countries surveyed by Sleep Cycle, an app that tracks how much shuteye people are getting, New Zealand comes top with the average Kiwi clocking up in excess of 7.5 hours per night. Finland, the Netherlands, Australia, the UK and Belgium all rank highly for sleep, too, with Ireland close behind.
They found that, relative to non-Hispanic White Americans, Blacks/African Americans were 41% more likely to be short sleepers (6 or fewer hours); similarly, non-Mexican Hispanic adults were 26% more likely to be short sleepers, and those in the “other” category were 35% more likely to be short sleepers.
The koala is the animal that sleeps approximately 90% of the day (20-22 hours), a necessity due to its low-energy eucalyptus diet requiring intensive digestion, making it the ultimate champion of sleep in the animal kingdom, followed closely by sloths and bats.
On unadjusted analysis, black children had 2.5 times the odds of snoring as white children, and Hispanic children had 2.3 times the odds of snoring as white children.
According to WHOOP's data, Aussies are going to bed at 10:45pm on average each night, making us the earliest sleepers globally. On average, we're waking up around 6:44am, which equals a solid eight hours of sleep.
According to Sleepseeker's 2025 report, Singapore has been ranked the world's most tired country, with a fatigue score of 380 out of 10, far surpassing other nations.
Musk goes to bed around 3 a.m. and gets about 6 hours of sleep every night. Although he's not getting eight hours a night, Musk has upped his sleeping schedule from being nearly nonexistent in the past. In May 2023, Musk told CNBC that he's no longer pulling all-nighters.
In addition to almost half of Australians getting insufficient sleep, 10% live with chronic insomnia, and around 15% with obstructive sleep apnoea (OSA).
The 3-3-3 rule for sleep is a technique to help manage anxiety and improve sleep quality. It involves focusing on three things you can see, three things you can hear, and moving three parts of your body.
Filipinos average just 6.15 hours of rest each night—far below the recommended 7 to 9 hours. It increases the risk of heart disease, diabetes, anxiety, and depression. It weakens the immune system, affects memory, and makes daily stress harder to handle.
The lowest amounts of self-reported sleep , as measured by observed change points of sleep duration, were seen among men and women in their early 30s and early 50s, found a study published in Nature Communications .
The City That Never Sleeps is a ubiquitously used nickname and advertising slogan for New York City. Photographer Jacob Riis describes The Bowery as never sleeping in his 1898 book Out of Mulberry Street: Stories of Tenement Life in New York City.
Gen Z tends to wake up later than other generations. This could be due to Gen Z entering the workforce during the COVID-19 pandemic when many companies moved to remote work. “A rise in remote work could be contributing to increased sleep time and a later wake-up time,” says Gowda.
1. Netherlands. The Netherlands ranks at or near the top of global sleep studies, with residents averaging just over eight hours per night. Work schedules tend to end earlier than in many industrialized nations, which supports consistent bedtimes on both weekdays and weekends.
10 hours before bed: No more caffeine. 3 hours before bed: No more food or alcohol. 2 hours before bed: No more work. 1 hour before bed: No more screen time (shut off all phones, TVs and computers).
The following countries are the most stressed in the world, according to the factors that were analysed.
Australia's culture is diverse, and the country has one of the highest foreign-born populations in the world. It has a highly developed economy and one of the highest per capita incomes globally. Its abundant natural resources and well-developed international trade relations are crucial to the country's economy.
1. Average Sleep Requirements for an Australian Shepherd. On average, an adult Australian Shepherd should sleep between 12 to 14 hours a day. This total includes both nighttime sleep and daytime naps.
Depending on one's age and individual needs, the National Sleep Foundation (USA) states that adults need seven to nine hours of good quality sleep per night to remain healthy and alert. School-age children require between nine and eleven hours, while older adults may need only seven to eight.
Loud or frequent snoring: May be less pronounced in thin people but still present. Gasping, choking, or pauses in breathing during sleep: Often witnessed by a partner. Morning headaches: A common but underappreciated symptom. Mood disturbances: Irritability, mood swings, or depression.
ethnic group in the U.S.
Nearly 25 million people in the United States are living with asthma,1 but prevalence rates differ significantly by race and ethnicity. Puerto Ricans have the highest rate of asthma prevalence. Black Americans are also disproportionally diagnosed with asthma compared to white Americans.
More men than women report that they snore—42% of men compared to 31% of women, according to the National Sleep Foundation. (Because this is self-reported, and because snoring is qualified by the person listening to it, these percentages are estimates.) Many underlying conditions can lead to snoring (see below).