25 Cool Facts About Sleep You Probably Didn’t Know

Sleep plays a vital role in good health and well-being throughout your life. During sleep, your body is working to support healthy brain functioning and maintain your physical health. The damage from sleep deprivation might not hurt you instantly but it’s a safe bet it will harm you over time if it continues for a long time. For example, ongoing sleep deprivation can raise your risk for chronic health problems such as depression, high blood pressure, obesity, diabetes, and various heart problems. The ancient Greeks were the first people to realize the importance of sleep in people’s lives and for that reason they worshiped Morpheus (god of sleep and dreams), to whom they prayed for a good night’s sleep and peaceful dreams. Today, however, since the rhythms of modern life are more demanding and stressful than ever before, many people tend to suffer from insomnia (mainly due to stress and anxiety) or intentional sleep deprivation in an attempt to achieve more than a normal human being should in a day. In case you’re one of those people who don’t fully realize the importance of sleep, take a look at these 25 Cool Facts About Sleep You Probably Didn’t Know and we can promise you that you will make a few changes in your life starting today.

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Cats sleep away over seventy percent of their lives. No wonder they supposedly have nine lives.

15 commons.wikimedia.orgSource: cats.about.com, Image: commons.wikimedia.org

Michael Jackson had gone sixty days without REM sleep, which inevitably led to his death. He was being treated for his insomnia with the anesthetic propofol, which put him into a coma-like sleep, but deprived him of REM sleep. An overdose of the drug killed the singer. Dr. Charles Czeisler of Harvard Medical School testified that Jackson’s lack of REM sleep would have killed him soon if the drug hadn’t.

14Source: cnn.com, Image: flickr.com, Photo by Ana y María Quintana


It’s scientifically impossible to sneeze while sleeping. Why? As we fall asleep, the body relaxes parts of our brain that are responsible for reacting to certain stimuli. One of these is the part that triggers the reflex for sneezing.

13 wSource: livescience.com, Image: Wikipedia

Randy Gardner is the holder of the scientifically documented record for the longest period a human has intentionally gone without sleep without using stimulants of any kind. In 1964, Gardner, a sixteen-year-old high school student in San Diego, California, stayed awake for 264.4 hours (eleven days, twenty-four minutes). After fourteen hours of sleep he claimed he had fully recovered.

12 wSource: Wikipedia, Image: Wikipedia


It takes only five minutes for you to forget half the dreams you had after you wake up. About ten minutes later over ninety percent of them are already forgotten.

Source: sleepfoundation.org, Image: commons.wikimedia.org Source: sleepfoundation.org, Image: commons.wikimedia.org

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