People in the Netherlands often rank highest for getting the most sleep, averaging over 8 hours, with strong support from work-life balance and early bedtimes, closely followed by countries like New Zealand, Australia, Finland, and Nordic nations, while many Asian countries (Japan, Singapore, South Korea) tend to sleep the least.
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.
The koala is famous for sleeping around 20-22 hours a day, which is about 90% of the day, due to their low-energy diet of eucalyptus leaves that requires extensive digestion. Other extremely sleepy animals include the sloth (up to 20 hours) and the brown bat (around 20 hours), with some snakes like the ball python also sleeping up to 23 hours daily.
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.
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.
Australia and New Zealand are notable neighbors at the top of the long sleeper chart. According to a 2016 study, along with Belgium, these countries are the earliest to go to bed each night.
The 3-2-1 bedtime method is a simple sleep hygiene strategy: stop eating 3 hours before bed, stop working 2 hours before bed, and stop using screens (phones, tablets, TVs) 1 hour before sleep, helping your body transition to rest by reducing stimulants and digestive load for better sleep quality. A more detailed version adds 10 hours (no caffeine) and 0 (no snoozing) for a 10-3-2-1-0 rule.
It's common knowledge that sleep is good for your brain – and Einstein took this advice more seriously than most. He reportedly slept for at least 10 hours per day – nearly one and a half times as much as the average American today (6.8 hours).
Elon Musk has publicly stated he has Asperger's syndrome, a form of autism, which he disclosed during his 2021 appearance on Saturday Night Live. He described his traits as including taking things literally, struggling with social cues, and finding reward in intense focus, suggesting it aids his work. His comments sparked conversations about autism and how individuals, particularly high-profile ones, experience it.
Napoleon Bonaparte, one of the greatest military leaders of all time. He is also one of the most famous nappers. Napoleon had a notoriously harsh schedule, only sleeping about four hours a night. He compensated by frequent naps which would inspire his genius strategic movements.
Alpine swifts are one of the most extreme examples when asking what animal never sleeps. These airborne endurance champions spend up to 200 days in flight without landing. Instead of traditional sleep, they rely on micro-sleeps while gliding. This allows them to rest without stopping.
Yes, the Navy SEAL sleep trick (an 8-minute power nap with elevated legs) is a real technique for quick rest, popularized by former SEAL Jocko Willink, that helps improve alertness and reduce fatigue, though its effectiveness depends on individual relaxation skills and it's not a substitute for full nighttime sleep. The method involves lying down, elevating your feet above your heart (on a chair or couch), relaxing facial muscles, dropping shoulders, and clearing your mind for about 8-10 minutes to promote relaxation and blood flow, preventing grogginess.
Dogs will usually sleep 12-14 hours spread throughout the day, with puppies clocking in even more hours of slumber. In fact, it's not uncommon for a dog to sleep up to 20 hours a day in their first few months of life. Sleep allows the body to recharge and repair, so it's important to let your pet enjoy their downtime.
How is their sleep level? Believe it or not, Japan and South Korea are the worst countries in this table. The issue of sleeplessness in Japan, according to a nationwide epidemiological study of insomnia, is related to “Karoshi” that literally translates as "overwork death" or “death due to the lack of sleep”.
Singapore Named the Most Tired Country in the World in 2025 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.
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.
In a 2013 interview with The New Yorker, Mark Zuckerberg revealed that he had "a mild form of autism," later clarifying that his condition aligned with Asperger's syndrome.
Elon Musk said he believes the universe didn't come from nothing and called God “the Creator” during an interview on The Katie Miller Podcast.
Dr Darrick Antell, a plastic surgeon in New York City, suggested Musk had a wattlectomy, otherwise known as a neck lift. 'This procedure is designed particularly for men to reduce excess neck skin,' he told DailyMail.com.
The 30th president of the United States would often sleep up to 11 hours a day, including his two-to-four-hour afternoon naps.
Because they are high achievers, they're often able to take on more than most. Even so, they eventually find their breaking point, and must start looking for a new solution to the problem of their limited time. Rather than scaling back commitments, high achievers double down and work even harder by sacrificing sleep.
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).
In his piece, he revealed that through his years of research, he's found that rumination is the biggest thing that causes poor sleep. He says that being worried about something at night has affected his own ability to fall asleep.
Signs of poor core sleep (deep, restorative sleep) include waking up foggy, daytime fatigue/energy crashes, poor concentration, irritability, frequent illness, memory issues, and mood swings, indicating your brain and body aren't fully repairing and consolidating memories. You might also experience increased sugar cravings, slow muscle recovery, and a weakened immune system.
The military sleep method involves the following steps: Breathe deeply: Close your eyes and focus on your breathing. Take slow, deep breaths. Relax your face: Slowly relax all the muscles in your face, starting from your forehead and then moving downward over your cheeks, mouth, and jaw.