New Delhi: Singapore is the most sleep-deprived country in the world with a “fatigue score” of 7.20 out of 10, according to a study conducted by UK bedding-manufacturing company Sleepseeker. Mexico and Brazil were second and third with a score of 7.01 and 6.28 respectively.
Teenagers get the least amount of sleep, with 97% getting less than the recommended amount each night.
Overall, Japanese people sleep on average 7 hours and 22 minutes a day, the shortest time among the 33 countries, according to a 2021 survey conducted by the OECD.
According to the Centers for Disease Control and Prevention, about 1 in 3 adults in the United States reported not getting enough rest or sleep every day. Nearly 40% of adults report falling asleep during the day without meaning to at least once a month.
This may not come as a surprise to most women, but new research shows members of Generation X are more sleep-deprived than any other generation... ever. It's true even when compared to men born in the same years – between 1965 and 1980.
“We have a lot of distractions to keep us busy, and that's another reason people aren't getting enough sleep - maybe people just aren't prioritising it.” The survey found 37 per cent of those polled had the worst sleep of their life between the ages of 25 to 54.
Can some people thrive on only 4 hours of sleep every single night? It's rare, but neuroscientist Dr. Ying-Hui Fu says it can happen. Fu is a neurology professor at the University of California, San Francisco.
Because sleep deprivation can cause many negative effects, even a single sleepless night could greatly affect you. In fact, going 17 to 19 hours without sleep impacts people as much or more than having a 0.05% blood alcohol content. View Source .
There are a number of hypotheses on why the country is so sleep deprived, including the long working hours and long commutes. Traditional Japanese working culture also places a strong emphasis on compulsory social events where alcohol is typically consumed, which could also contribute to the sleeplessness.
According to a 2021 survey by the Organization for Economic Cooperation and Development (OECD), Japanese sleep an average of seven hours and 22 minutes. This is the shortest duration among the member countries and almost an hour less than the OECD average of 8 hours and 24 minutes.
While there are many contributing factors, cultural norms and work ethic are two of the biggest reasons people in Japan don't get enough sleep. Hopefully, as more people become aware of the importance of sleep, they will start to make changes that will help them get the rest they need.
Teenagers stay up late for three main reasons. First, biological shifts in the production of melatonin, the sleep hormone, make teens stay up later. Second, social media can keep kids up and blue light from devices suppresses melatonin production. Third, having a lot of homework can keep kids up late.
Oversleeping, or long sleeping, is defined as sleeping more than nine hours. View Source in a 24-hour period. Hypersomnia. View Source describes a condition in which you both oversleep and experience excessive sleepiness during the day.
Insomnia, the most common sleep disorder, involves problems getting to sleep or staying asleep. About one-third of adults report some insomnia symptoms, 10-15 percent report problems with functioning during the daytime and 6-10 percent have symptoms severe enough to meet criteria for insomnia disorder.
Elon Musk says he's upped his sleep to 6 hours per night—and that his old routine hurt his brain. Elon Musk, CEO of Tesla, speaks with CNBC on May 16th, 2023. Elon Musk says his days of trying to sleep less and work more are over — at least, relatively speaking.
But for a lucky few, maybe 1% to 3% of the population at most, sleep is little more than an afterthought, even an impediment. These “natural short sleepers,” as they are commonly called, need just four to six hours a night to wake up fully rested.
We do not recommend sleeping for only one hour at night. Some research suggests that lost sleep can take years off your life and that you may not be able to catch up on the lost hours of rest. This is because consistent sleep deprivation can cause a myriad of chronic health issues in people over time.
Recent studies show that sleeping in multiple phases within a 24-hour period may adversely affect physical and mental health, and it's widely not recommended for most people.
Not everyone needs the same amount of sleep, but on average adults need between 7-9 hours of sleep each day. Babies and young children need much more sleep, but from young adulthood sleep needs remain relatively stable.
The Australian Department of Health recommends between nine and 11 hours of uninterrupted sleep for young people aged 12–13 years and between eight and 10 hours of sleep for those aged 14–17 years.
Sleep and Aging
Older adults need about the same amount of sleep as all adults—7 to 9 hours each night. But, older people tend to go to sleep earlier and get up earlier than they did when they were younger. There are many reasons why older people may not get enough sleep at night.