Suddenly needing less sleep can stem from stress, new habits (like less caffeine), or underlying issues like Short Sleeper Syndrome (SSS), a genetic trait for needing fewer hours but feeling rested. However, it can also signal trouble, like insomnia from anxiety/depression, certain medications, or a sleep disorder, making you feel tired but unable to sleep deeply. You might also have fixed an energy drain, like treating sleep apnea, leading to better quality sleep in less time, notes Rise Sleep Science.
There are many reasons why you might be waking up too early. They include external factors, such as environmental disturbances like temperature, light, and noise. They also include internal factors, like your circadian rhythm, sleep disorders like sleep apnea, and/or medical issues, like heartburn.
stress, anxiety or depression. noise. a room that's too hot or cold. uncomfortable beds.
While most adults need at least seven hours of sleep, some adults average five or fewer hours of sleep each night. While it may seem like enough sleep, regularly getting only five hours of sleep each night may lead to sleep deprivation.
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 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.
The 3-2-1 sleep rule is a simple wind-down routine: stop eating and drinking alcohol 3 hours before bed, stop working/mentally stimulating activities 2 hours before, and turn off screens (phones, TVs) 1 hour before sleep, helping you transition to rest by reducing stimulants and preparing your mind and body. It's often part of a larger 10-3-2-1-0 rule, which also adds no caffeine 10 hours prior and no hitting snooze (0) in the morning.
Insomnia is the most common type of sleep disorder and it involves problems falling asleep or staying asleep despite adequate opportunity to do so. There is no specific number of hours that defines insomnia since the amount of sleep that is enough for an individual can vary from person to person.
It's not better to lay in bed if you can't sleep as you may be less likely to fall asleep, both tonight and in the future. Lying awake in bed is anxiety-inducing — especially if you're constantly peaking at the time — and this anxiety can make it harder to drift off.
Poor sleep: Studies show that low quality (or not enough) sleep makes your cells age faster. Stress: When you're stressed, your brain pumps out cortisol, a stress hormone. Cortisol blocks two substances that keep your skin looking plump and vibrant: hyaluronan synthase and collagen.
Best Foods for Sleep
Gen Z goes to bed early due to a combination of prioritizing mental health, embracing wellness trends (often seen on TikTok), economic pressures like the gig economy, and a rebellion against hustle culture, viewing sleep as self-care and a way to combat burnout by creating structured routines and setting boundaries against constant demands.
Research shows that vitamin D deficiency is associated with sleep issues like: Frequent nighttime awakenings. Daytime sleepiness. Shorter sleep duration.
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.
The rarest major sleeping position is often cited as the Starfish (on your back with arms up), with only about 5-7% of people sleeping that way, but stomach sleeping (prone position) is also very uncommon, with less than 10% of adults preferring it, making it a strong contender for rarest, though sometimes considered a major type, not just a variation. More niche or minor variations, like specific fetal or "T-Rex arms" (bent wrists), might be rarer still, but data focuses on broad categories.
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.
People with insomnia often complain about its effect on their ability to function during the day. Insomnia symptoms vary from person to person and can range from fatigue to anxiety, mood swings, and difficulty doing routine things. These are some of the common signs that you may have insomnia: Difficulty sleeping.
Stimulants like caffeine, high-sugar snacks, or heavy meals before bedtime can disrupt your natural sleep cycle, while certain nutrient-rich foods can support melatonin production and regulate your circadian rhythm.
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.
On average, Japanese sleep about 7 hours and 20 minutes a night, - the least among 33 OECD member countries. And the number of insomniacs is growing. But even as more people suffer from insomnia, help can be hard to find.
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.
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.