Search results
Results from the WOW.Com Content Network
Dangers or side effects of sleepwalking. ... What happens in the brain to cause sleepwalking? "The brain is caught between wakefulness and sleep," says Petkus. This mismatch can result in ...
Improvement to cognitive performance caused by exercise could last for 24 hours, a new study shows. Scientists also linked getting 6 or more hours of sleep to better memory test scores the next day.
By contrast, other studies have indicated that the effects of sleep deprivation on cognitive performance, specifically sustained visual attention, are more global and bilateral in nature (as opposed to more lateralized deficit explanations). In a study using the Choice Visual Perception Task, subjects were exposed to stimuli appearing in ...
According to the latest research, lack of sleep may cause more harm than previously thought and may lead to the permanent loss of brain cells. [32] The negative effects of sleep deprivation on alertness and cognitive performance suggest decreases in brain activity and function.
This makes understanding the effects of sleep deprivation very important. Many studies have been done from the early 1900s to document the effect of sleep deprivation. The study of REM deprivation began with William C. Dement around 1960. He conducted a sleep and dream research project on eight subjects, all male.
“The rhythmic nature of sleep and the regular cycling of sleep stages have been well studied, We have learned much about the effects of alterations in the brain and their impact on sleep, We do ...
While the body benefits from sleep, the brain actually requires sleep for restoration, whereas these processes can take place during quiescent waking in the rest of the body. [98] The essential function of sleep may be its restorative effect on the brain: "Sleep is of the brain, by the brain and for the brain."
However, the amount of sleep you get may be just as important — at least when it comes to the benefits of exercise and how well your brain functions as you age.