In males, 80% to 95% of REM sleep is normally accompanied by partial to full penile erection. en.wikipedia.org/wiki/Sle…
Today I learned about hypnagogia, the transition between wakefulness and sleep during which many hallucinations can occur, including the sensation of being bigger/smaller than yourself, floating, or falling. en.wikipedia.org/wiki/Hyp…
Bees sleep- and like to take naps in flowers. Forager bees sleep for several hours a day and older bees require more sleep than youngsters. This is why you sometimes you can find bees napping in flowers with their little heads down, antennae motionless, enjoying a quick snooze. honeybeesuite.com/do-hone…
The mites that live on your face are related to ticks and spiders. They eat the oil from your skin, hide in your pores, have sex on your face while you sleep, and can tell researchers where your ancestors came from. npr.org/sections/health-s…
The popular sleep-aid Ambien has been shown to make paralyzed and brain-damaged people, who have been well past the point of recovery, spontaneously move and talk again because it can reconstruct neurons and make new connections in the brain. nytimes.com/2011/12/04/ma…
After an Iranian government contract for a British company was cancelled and given to Siemens instead, a British embassy investigation revealed that it was because Siemens' Iranian sales agent allowed the Shah to sleep with his wife in exchange for the contract. en.wikipedia.org/wiki/Moh…
The rainbow lorikeet is a colorful species of parrot native to the forests of eastern Australia. Reportedly, they love showering and sometimes sleep upside down. As intelligent birds, they get easily bored and love to play with noisy toys. When they eat fermented fruit, they can get quite drunk. en.wikipedia.org/wiki/Rai…
Today I learned about the sentinel hypothesis: an evolutionary psychology idea that explains why people have different sleep schedules. Night owls and early birds played important roles in early human life. bbc.com/news/science-envi…
Singing has amazing health benefits such as: Works the lungs & tones intercostals/diaphragm, Improves sleep, Benefits cardio, Relaxes muscle tension, Improves posture, Opens sinuses/respiratory tubes, Could decrease snoring, Releases endorphins, Boosts immune system, Improves Parkinsons symptoms en.wikipedia.org/wiki/Sin…
Ducks enter deep sleep with one half of their brain while the other half is wide awake. In a row of sleeping ducks, the middle ducks are fully asleep, while the two end ducks pick a brain-half to sleep. This lets their outer-facing eye stay open to function as a group defense mechanism. sciencemag.org/news/1999/…
Randy Gardner was an American high school student who set the record for the longest time a human has gone without sleep. 17-year-old Gardner stayed awake for 11 days and 25 minutes, breaking the previous record of 260 hours en.wikipedia.org/wiki/Ran…
Giraffes only require about 30 minutes of sleep per day... with an average lifespan of 25 years, they’re conscious for most of it. boredpanda.com/giraffes-s…
19-yr-old Eric Simons squatted at AOL HQ to work on his startup. When a mentorship ended, his badge still gave access; for 2 months he got basic free food from the lounge, used the showers, locker, & gym, did wash at AOL's free laundromat, & rotated sleep on 3 couches to evade night security. cnet.com/news/meet-the-ti…
Cherries are one of the only natural food sources of melatonin, the hormone that regulates the sleep-wake cycle pubmed.ncbi.nlm.nih.gov/1…
Parents in Nordic countries have their babies nap outside in subzero temperatures so they sleep longer and better insider.com/nordic-parent…
Today I learned about Twilight sleep, a procedure used for labor in the early 1900s. Women were drugged, restrained in a dark room with gauze on their eyes and ears plugged. The purpose of the drugs was to cause the women to forget the childbirth, not prevent pain, as they were still conscience the whole time. embryo.asu.edu/pages/twil…
There is a genetic form of insomnia called Fatal Familial Insomnia which results in the inability to sleep, hallucinations, and eventual death of the patient with a few years. en.wikipedia.org/wiki/Fat…
In 1582, a significant portion of the world went to sleep on the evening of October 4th, only to wake up a few hours later on October 15th. At the time, many believed that their lifespan was shortened by 10 days britannica.com/story/ten-…
A scientific study found starting high school one hour later than usual allowed students to sleep more than half an hour more, and was associated with reduced sleepiness and increased academic performance. eurekalert.org/pub_releas…
Since sleep talking is not a product of a conscious or rational mind, it is usually inadmissible in court. sleepfoundation.org/artic…
General anesthesia is not simply a deep sleep. EEG (electroencephalography) readings, show that even the deepest sleep is not as deep as the lightest general anesthesia. General anesthesia EEG patterns are most similar to a comatose brain. General anesthesia is essentially a β€œreversible coma.” news.mit.edu/2010/anesthe…
James Franco has a mutation on a gene that allows him to sleep for about half the time that we normally need edition.cnn.com/2011/HEAL…
Crocodiles do not have sweat glands and release heat through their mouths. They often sleep with their mouths open and may pant like a dog. en.wikipedia.org/wiki/Cro…
A sloth can hold its breath for up to 40 minutes. 4 times longer than a dolphin. They sleep for 15 hours a day and internal organs like the heart, spleen and liver are arranged to accommodate living upside down.The grip of a sloth is so strong when they die they sometimes remain hanging on trees zsl.org/sloth-facts
... Of First and Second Sleep.In the early 1990s, psychiatrist Thomas Wehr conducted an experiment in which a group of people were plunged into darkness for 14 hours every day for a month.They slept first for four hours, then woke for one or two hours before falling into a second four-hour sleep. bbc.co.uk/news/magazine-1…
Gray foxes can climb trees. β€œThey can climb trees that are straight up; they do not require leaning trees to climb. Not only will they climb trees to escape predators but they also climb to take a nap in a sunny location, and they have been known to hide or sleep in hawk and owl nests.” wildlifelandtrust.org/wil…
Hitler believed women should follow the 3 "K's" of Kinder, Kuche, and Kirche (Children, Kitchen, Church). Payment was given for each child conceived and volunteers were allowed to sleep with SS officers. Thin women were discouraged as they may have trouble with childbirth. bbc.co.uk/bitesize/guides…
It's illegal to sleep outside on a refrigerator in Pennsylvania. nbcphiladelphia.com/local…
Researchers did an experiment in 1999 on rats to see how long they could live without sleep. They mostly lasted 2 weeks of this torture before succumbing. pdfs.semanticscholar.org/…
The idea we eat 8 spiders in our sleep each year being a myth created by Lisa Birgit Holst (anagram of this is a big troll) of PC Professional magazine as a show of myth spreading ease is itself a myth as neither the writer nor the issue in question ever existed historymatters.group.shef…
Horses don't actually sleep standing up; rather they nap standing up, and sleep laying down. ker.com/equinews/sleep-re…
Huddie Ledbetter, famous folk/blues singer Lead Belly (Midnight Special, Where did you sleep last night?) learned most of his songs in prison. He was in prison multiple times for assault and even murder. He escaped once and sang his way out of prison twice by writing songs to residing Governors. en.wikipedia.org/wiki/Lea…
Mark Hamill voices Master Eraqus and Leonard Nimoy voices Master Xehanort in Kingdom Hearts Birth By Sleep. The game’s creator, Tetsuya Nomura, cast them because the rivalry between the characters mirrors the rivalry between Star Wars and Star Trek. khwiki.com/Eraqus
In Order to Avoid Predators, Turkeys Sleep in Trees at Nigh! in.gov/dnr/kids/5861.htm
"The Lion Sleeps Tonight" is a cover of a 1939 South African song called "Mbube," recorded in Zulu by Soloman Linda & the Evening Birds. The original is now public domain, but "The Lion Sleeps Tonight," with additional lyrics in English ("In the jungle, the mighty jungle...") is under copyright. en.wikipedia.org/wiki/The…
Super 3D Noah's Ark, a Bible game where you play as Noah putting angry animals to sleep with pellets, originally started out as a Hellraiser tie-in, the grisly horror film with BDSM underpinnings. en.wikipedia.org/wiki/Sup…
Certain snails can sleep for up to 3 years. arizonapetvet.com/blog/ca…
Today I learned about Exploding Head Syndrome, a sleep/headache disorder in which a person may hear a loud, hallucinatory noise right before falling asleep/waking up. Despite the vivid name, it is completely harmless. en.wikipedia.org/wiki/Exp…
Today I learned of a Woman with β€˜Wi-Fi allergy’ sleeps in a $500 copper sleeping bag nypost.com/2019/09/27/wom…
DNA researchers have identified a gene mutation (ADRB1) that causes people to require less sleep than the average person. They can sleep 6 hours as opposed to the recommended 8 hours a night, and still experience β€œheightened wakefulness”. ajmc.com/newsroom/a-rare-…
Honeybees sleep between five and eight hours a day, some bees hold each other's legs as they sleep. Colonies are divided into different sectors of work. There are cleaners, nurses, security guards, also collection bees whose sole job is to cache nectar in comb. Promotions happen as well. bbc.com/earth/story/20160…
Ultra endurance cyclists' necks can just give out and stop holding up their heads after a week of sleep deprived racing. Some racers continue by kinesio-taping their heads up or tying their helmets to a makeshift back brace. welovecycling.com/wide/20…
Morning Wood (penile erections during sleep) are not more frequent during sexual dreams than during non-sexual dreams. Only 12% of men's dreams contain sexual content. en.wikipedia.org/wiki/Sle…
All mammals are capable of dreaming (REM sleep), some birds and fish are cable of this also. popsci.com/science/articl…
The best-selling solo jazz album in history was performed on a piano in bad condition, w/broken pedals, requiring hours of adjustments to make playable. The artist Keith Jarret arrived at the venue sleep deprived & in back pain. He almost canceled but didn’t bc the recording equipment was set up en.wikipedia.org/wiki/The…
There is a formula that can determine the correct amount of caffeine needed for optimal performance, based on factors like amount of sleep. onlinelibrary.wiley.com/d…
It takes four days of good sleep to fully recover from just 1 hour of needed sleep lost. healthline.com/health/dr/…
Chimney Swifts are among the most aerial and high-flying of all birds. These birds eat, drink, mate, and even sleep on the wing, but they alight to raise young.Their diet is mostly aerial plankton consisting of minute insects and newborn spiders. Pilots have reported seeing them at 7300 ft high. abcbirds.org/bird/chimney…
People with Seasonal Affective Disorder experience more prolonged secretion of night time melatonin in the winter than those without, mimicking the urge to sleep more shown in hibernating animals. nytimes.com/2007/12/18/he…
The queen parrotfish sleeps inside of a protective mucus bubble secreted from its mouth, presumably for hiding its scent from predators at night. The mucus bubble may also serve as an early warning system in the event that a predator, like a moray eel, tries to attack the resting parrotfish. en.wikipedia.org/wiki/Par…
The Galapagos Tortoises can sleep 16 hours a day, for 100 years. youtube.com/watch?v=oUBCL…
The reason Dolphins don't go into an unconscious sleep is because they would stop going up for air and suffocate. us.whales.org/whales-dolp…
Patients respond best to medication when color corresponds with the intended results, e.g. blue for a good night's sleep and red for speedy relief colormatters.com/color-sy…
Long periods of isolation without sunlight creates 'time-shifting' effects on the mind to the point of sleep-wake cycles being doubled. bbc.com/future/article/20…
The French King, Lois XIV owned a collection of 413 beds in several places all over France, so that he could sleep in his own bed, no matter where he traveled. telegraph.co.uk/tv/2016/0…
The optimal nap time is 7-8 hours after wake up time (early / mid-afternoon depending on when you wake up), for 20-45 min (to prevent sleep onset issues). Longer naps should be taken earlier in the day if you are trying to catch up on sleep debt. archive.boston.com/boston…
Immediately after landing on the moon, the Apollo 11 crew was supposed to sleep for 5 hours. They didn't, because they figured they wouldn't be able to. en.wikipedia.org/wiki/Apo…
If you wanted to see every piece of art in The Louvre in one visit, and you spent 30 seconds observing each piece, it would take you over a month, and that’s assuming you were there 24/7 and took no breaks & didn’t sleep. edition.cnn.com/2013/11/2…
Scandinavians are adamant about letting their children nap outside, even in cold weather. Parents report that babies take longer and deeper naps when they sleep comfortably bundled up outside. amp.timeinc.net/time/4968…
The 1939 classic Gone with the Wind was the highest grossing movie in history until the Sound of Music broke the box office record in 1966. When Gone with the Wind was re-released in 1971 it regained the top spot until The Godfather sent it to "sleep with the fishes" the next year. en.wikipedia.org/wiki/Lis…
Karolina Olsson, was a Swedish women who allegedly hibernated for 32 years. During her purported sleep her hair, fingernails, and toenails did not grow. She was force fed by her mother and after she woke up, at 46 years old, she was described as to look no older than 25. en.wikipedia.org/wiki/Kar…
Mandrills are the world's largest monkeys and they are found in Cameroon, Gabon, Equatorial Guinea, and Congo. The red and blue pigments, which are highly favored by females, derive from light diffraction in facial collagen fibers. Every night, each mandrill group sleeps in a different tree. en.wikipedia.org/wiki/Man…
English occultist Aleister Crowley developed a technique of sex magic called eroto-comatose lucidity, in which sexual stimulation is used to place the individual in a state between full sleep and full wakefulness, allowing the practitioner to commune withe their god en.wikipedia.org/wiki/Ero…
Rufous elephant shrews are native to the dry savannas of eastern Africa.The shrews spend as much as half their waking hours maintaining tidy trails to navigate through their territory and find food. Remarkably, they do not sleep with their eyes closed and only sleep for 2 or 3 minutes at a time. bbc.co.uk/programmes/prof…
If you wake up during REM sleep, your chance to remember your dream is 80-90%, while it is less than 50% if you wake up during other sleep stages raphaelvallat.com/dreamre…
Today I learned of a new disorder "Orthosomnia," wherein someone is so obsessed with getting good sleep that they actually lose sleep over it. health.com/sleep/what-is-…
Playing the didgeridoo can be an effective treatment for sleep apnea and snoring. It strengthens the muscles in the upper airway, which reduces their tendency to collapse during sleep. bmj.com/content/332/7536/…
Insufficient amounts of sleep have been shown to have significant negative consequences on the body, which can lead directly and indirectly to conditions of hair loss and thinning hair alaskasleep.com/blog/can-…
[] Losing an hour of sleep after daylight savings results in a 24% increase of heart attacks whereas gaining an hour of sleep after daylight savings results in a 21% reduction of heart attacks. heart.org/en/news/2018/10…
A drag artist who narrowly escaped being strangled to death in his sleep by a necrophiliac serial killer,/lover escaped and reported it to police who didn't take him seriously, leading to several more gruesome murders. lifedeathprizes.com/real-…
Bees not only sleep, but also take little bee naps on flowers scienceabc.com/eyeopeners…
A dolphin sleeps half of its brain in turn. One hemisphere first enters a sleep cycle while the contralateral remains awake. Once the first hemisphere has awoken, the other goes into its own sleep cycle. This allows the dolphin to continue swimming & surfacing for air while it sleeps. youtu.be/OB61yG8WDyU
Even animals like jellyfish that lack brains need to snooze. Biologists have discovered that like people, jellyfish hit the hay & have the same trouble we do waking up. Because these creatures are very low on the animal family tree, the work suggests that the ability to sleep evolved quite early sciencemag.org/news/2017/…
Scientists don't agree why humans have dreams during sleep. Sigmund Freud postulated that dreams are repressed frustrations relegated to the subconscious, while two 20/21st Century scientists believe that they are the the brain's attempt to make sense of random neurons firing during sleep. en.wikipedia.org/wiki/Sle…
Giraffes only sleep 30 minutes a day thomsonsafaris.com/blog/s…
A respected psychiatrist at a Canadian mental institution, with funding from the CIA, performed experiments on patients without their knowledge or consent involving sleep deprivation, LSD, shock treatments, and sensory deprivation, resulting in many cases in incurable mental illness. youtu.be/TKLy1ALj3Pc
There is a very rare type of insomnia when you just don't sleep. This leads to insanity and death within 18 months. en.wikipedia.org/wiki/Fat…
Today I learned about pitcher plant's and bat's relationship. The bat, after a night's hunting, will snug in for sleep and shelter inside the plant. The plant's waxey walls even keep the bat cool in the intense heat and in return the bat feeds it nutrients in the shape of its faeces. patriciajones.org/new-pap…
Every night Parrotfish sleep in a self-made β€˜mosquito net’ of their own vomit in an effort to protect themselves from predators. discovermagazine.com/plan…
Nicotine induces REM sleep suppression and increases daytime sleepiness. ncbi.nlm.nih.gov/m/pubmed…
We are getting over an hour less sleep than people did in the 1940s. Back then, the average was slightly more than 8 hours of sleep a night, while today we are down to around 6 hours, 45 minutes of sleep nightly. bbc.com/worklife/article/…
Today I learned about hypnagogic hallucinations, which are vivid visual, auditory, or sensory hallucinations that occur between sleep and wakefulness and are usually recognized as being unreal. sciencedirect.com/topics/…
Alex Trebek sleeps naked. In 2011, a burglar broke into his hotel room where Trebek and his wife were sleeping. Alex put on a pair of underwear and chased the burglar before he tore his Achilles tendon during the chase. foxnews.com/entertainment…
The β€œTetris Effect” occurs when you focus so much on somethingβ€” such as a video gameβ€” that you start to see it in real life and during sleep en.wikipedia.org/wiki/Tet…
There are "cuddle cafes"/ "co-sleeping shops" in Japan that let you sleep with a stranger for Y6,000 an hour: Soineya, Japan’s first β€œco-sleeping specialty shop,” started in 2012 - where customers can pay to sleep in the arms of a beautiful girlβ€”with no strings attached. japantoday.com/category/f…
Blue Christmas is an actual Western Christian Holiday and not just the title of an Elvis Presley song. Also known as Longest Sleep and is recognized on 12/21, Winter Solstice. It is for those that are feeling blue this time of year remembering loved ones lost and or grief. en.wikipedia.org/wiki/Blu…
Dolphins Sleep by resting one half of their brain at a time. It's called Unihemispheric sleep or slow-wave sleep. During this time, the eye opposite the sleeping half of the brain is open while the other is closed. Dolphins can't breath under water and so stay awake for safety. reference.com/pets-animal…
Sleep deprivation has opposite effects in healthy people and those with depression. If you’re healthy and you don’t sleep, you’ll feel in a bad mood. But if you’re depressed, it can prompt an immediate improvement in mood, and in cognitive abilities. This is the basis of Wake Therapy smithsonianmag.com/scienc…
Stephen King, one of the greatest horror novelists of all time, has to sleep with the lights on. forcesofgeek.com/2014/06/…
About one of the first homeless shelters in London. For two pennies a night people could sleep on a bench with their arms and head resting over a rope (they were forbidden from lying down). It was called the "two-penny-hangover" and it may likely be where the term "hungover" originates from. en.wikipedia.org/wiki/Fou…
There is a second disease named "Diabetes" that has nothing to do with blood sugar. Diabetes Insipidus is a disorder affecting the hormone system that tells the kidneys to conserve water. It makes people have to pee and drink unrelentingly, day or night thereby getting little to no sleep. en.wikipedia.org/wiki/Dia…
Devin Gaines earned 5 bachelor degrees with honors simultaneously at the University of Connecticut, averaging 24 credits a semester and 3 hours of sleep a night. He drowned in 2007 because he didn't know how to swim. en.wikipedia.org/wiki/Dev…
Snails can sleep up to 3 years. They roll into their shells and bury themselves underground; sometimes even unto their own deaths. topnaturalmattresses.com/…
Princess Elizabeth was at a fishing lodge in Kenya when she learned her father, King George VI, has died in his sleep at the age of 56. Suddenly finding herself Queen and head of the Commonwealth, she immediately boarded a plane back to England readersdigest.ca/culture/…
Weighted blankets weren't designed as a sleep aid. They were first used as an alternative to physically restraining children with autism or pervasive developmental disabilities, as well as adults in acute-care psychiatric units. healthcarenews.com/a-sens…
During "Hell Week" of Navy Seal Selection, 5 days of extreme physical testing, Navy Seal recruits are permitted only 4 hours of sleep. youtu.be/HrTl54K-NUY
Sleep deprivation beyond 24 hours causes visual, auditory and sensory hallucinations, progressing to psychosis ncbi.nlm.nih.gov/pmc/arti…
The American Pygmy Shrew has to eat three times its weight daily to survive, which means capturing prey every 15-30 minutes, day and night, and thus only ever sleeps a few minutes at a time. nwf.org/en/Magazines/Nati…
Hitler went to sleep very late the night before D-Day. He gave orders not to be woken up for any reason. His staff obeyed the order. When Hitler woke up, it was too late to stop the invasion. nationalinterest.org/blog…
Southeast Asia has 8" long aggressive, venomous centipedes that like to crawl on you while you sleep and hide in your shoes. It's called the Mukade. en.wikipedia.org/wiki/Sco…

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