Why Do We Sleep, Anyway? Why Some People Only Need 4 Hours of Sleep Your Night Light May Be Slowly Killing You Since your brain is still hovering at the border between dreamland and wakefulness, you are not only paralyzed, but also hallucinating. You may even think you’re being attacked...
research also shows that it plays a key role in mood disorders. One study out of the UK found that healthy sleep decreased the risk of depression by as much as 22 percent, while another found that high-quality sleep can do some pretty heavy lifting to reducedepression and anxiety. (24,25...
rates of childhood sexual abuse have decreased in recent decades, and abuse can lead to both precocious and promiscuous sexual behavior. And some people today may feel less pressured into sex they don’twantto have, thanks to changing gender mores and growing awareness of diverse sexual...
Sleep paralysis can occur in different stages of sleep. Some might experience it during the early stages of sleep, when the body is at rest, but your mind is not. In such cases, the brain remains active throughout the entire sleeping process while the body rests. In much deeper sleep, ...
Getting a good night’s sleep is not always easy for most people. With aging, normal sleep rhythms become increasingly disrupted leading to daytime sleepiness. Scientists have determined that we sleep best at puberty; then, sleep quality declines with age. What if you do not get enough sl...
9.Why can some people sleep through noises like a honking car or flushing toilet,while others are awakened by the lightest sound? To find the answer,sleep researchers at Massachusetts General Hospital conducted an unusual study of 12self-described deep sleepers.After tests confirmed that the health...
During REM sleep, however, all voluntary muscles are paralyzed, preventing the dreamer from acting out ongoing mental experience. Yet, the muscles that control the eyes are spared from this paralysis, and give this stage of sleep its frenetic name. Lucid dreamers were able to take advanta... ...
While we understand the importance of sleep, we don’t have a clear-cut answer as to why we sleep, or exactly what sleep does for us. In this article, we will delve into our understanding of sleep and the current scientific theories that try to answer the question:Why do we sleep?
Sleep Patterns by Age Different sources define aging, older adulthood, and the elderly a little differently. In general, changes to our sleeping patterns start to kick in around age 60, but may begin sooner or later for some people. Underlying medical conditions can also impact the age at whi...
—Why do we breathe so loudly when we sleep? —How do animals breathe underwater? "You can give them 100% oxygen and then they can hold their breath for, you know, up to five minutes, in some cases," Bain said. This is how the Guinness World Record for breath holding was set. In...