Search results
Results from the WOW.Com Content Network
One of the important questions in sleep research is clearly defining the sleep state. This problem arises because sleep was traditionally defined as a state of consciousness and not as a physiological state, [14] [15] thus there was no clear definition of what minimum set of events constitute sleep and distinguish it from other states of partial or no consciousness.
Chronic sleep deprivation (less than 8 hours of sleep) is associated with an increase in body mass index (BMI) and obesity. In a study with 3000 patients, it was found that men and women who sleep less than 5 hours have elevated body mass index (BMI). In another study that followed about 70.000 women for 16 years, there was a significant ...
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." [ 95 ] This theory is strengthened by the fact that sleep is observed to be a necessary behavior across most of the animal kingdom, including some of the least cognitively advanced animals which have no need for ...
Physical conditions, chronic pain, or needing to urinate multiple times per night can contribute to insomnia as well—as can health conditions including fibromyalgia, chronic pain, tinnitus ...
In this podcast episode, Medical News Today shares three actionable resolutions that can help improve brain, heart, and metabolic health in the new year via diet, sleep, and exercise.
An indicator of sleep propensity can also be seen in the shortening of the transition from light stages of non-REM sleep to deeper slow-wave oscillations. [69] On average, the latency in healthy adults decreases by a few minutes after a night without sleep, and the latency from sleep onset to slow-wave sleep is halved. [69]
The doctor can look for potential underlying causes, including dementia, medication effects, or environmental factors, Elhelou says. From there, they can suggest effective ways to help you manage ...
The poll noted that young adults and teenagers, such as college students, were more likely to use cell phones, computers, and video game consoles than other adults. [15] Furthermore, 22% of participants reported going to sleep with cell phone ringers on in their bedroom and 10% reported awakenings in at least a few nights per week due to their ...