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For many over 65, a night of undisturbed sleep is not an option. The causes are varied, including menopause and sleep apnea. See what might keep you up.
This isn’t the first time that better sleep has been linked with a lower risk of dementia: A study published in October even found that people with sleep apnea are more likely to develop dementia.
A new study finds that both chronic and new anxiety can increase the risk of dementia but that treating anxiety could help eliminate this higher risk. Chronic and new onset anxiety may increase ...
After going through stages of REM-sleep, people with depression report feeling better, in a study done by Cartwright et al. [40] Conversely, a theory proposed by Revonsuo [41] states that when people experience negative emotions or negative events, when they sleep the REM-sleep replays such events, which is known as rehearsal. [39]
National Geographic Magazine has reported that the demands of work, social activities, and the availability of 24-hour home entertainment and Internet access have caused people to sleep less now than in premodern times. [205] USA Today reported in 2007 that most adults in the USA get about an hour less than the average sleep time 40 years ago ...
This time allows for the body to recharge and return to a phase of optimal functioning. It is recommended that adults get 7 to 9 hours of sleep each night. Sleep is regulated by an internal process known as the circadian rhythm. This 24-hour cycle regulates periods of alertness and tiredness that an individual experiences. [3]
Older adults who are excessively sleepy during the day or have significant sleep issues are at higher risk for a pre-dementia condition called motoric cognitive risk syndrome (MCR).
Sleep debt or sleep deficit is the cumulative effect of not getting enough sleep. A large sleep debt may lead to mental or physical fatigue, and can adversely affect one's mood, energy, and ability to think clearly. There are two kinds of sleep debt: the result of partial sleep deprivation, and of total sleep deprivation
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