Losing sleep? Scientists evaluate why
The issue of sleep deprivation has gone beyond the counting of sheep and into the scientific domain, as European researchers set up 'sleep labs' to study the biomedical and sociological factors keeping us ...
Health
May 03, 2013 |
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Scientists probe the source of a pulsing signal in the sleeping brain
New findings clarify where and how the brain's "slow waves" originate. These rhythmic signal pulses, which sweep through the brain during deep sleep at the rate of about one cycle per second, are assumed ...
Neuroscience
Apr 18, 2013 |
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Previously unknown sleep pattern revealed in new research
(Medical Xpress)—There's no need to panic if you didn't get a solid eight hours of beauty sleep last night. According to new University of Sydney research, sleep duration naturally waxes and wanes over ...
Health
Jan 29, 2013 |
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Do insomnia and disrupted sleep during menopause increase a woman's risk of heart disease?
Insomnia and other sleep disturbances are common among perimenopausal and postmenopausal women and may increase their risk of coronary heart disease (CHD) and cardiovascular disease (CVD). Evidence that a ...
Health
May 09, 2013 |
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Sleep duration associated with higher colorectal cancer risk
A new study is the first to report a significant positive association between long sleep duration and the development of colorectal cancer, especially among individuals who are overweight or snore regularly. The results raise ...
Cancer
Apr 30, 2013 |
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ER visits tied to ambien on the rise
(HealthDay)—There has been a dramatic increase in the number of emergency-room visits related to sleep medications such as Ambien, according to a new U.S. study.
Medications
May 01, 2013 |
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Good night's sleep linked to happiness
(Medical Xpress)—Want a good night's sleep? Be positive – consistently. Although happiness is generally good for sleeping, when a person's happiness varies a lot in reaction to daily ups and downs, sleep suffers, reports ...
Health
Apr 29, 2013 |
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Reactivating memories during sleep: Memory rehearsal during sleep can make a big difference in remembering later
Why do some memories last a lifetime while others disappear quickly? A new study suggests that memories rehearsed, during either sleep or waking, can have an impact on memory consolidation and on what is remembered ...
Neuroscience
Apr 12, 2013 |
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Poor sleep in old age prevents the brain from storing memories
The connection between poor sleep, memory loss and brain deterioration as we grow older has been elusive. But for the first time, scientists at the University of California, Berkeley, have found a link between these hallmark ...
Neuroscience
Jan 27, 2013 |
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Sleep deprivation may disrupt your genes, study says
(HealthDay)—Far more than just leaving you yawning, a small amount of sleep deprivation disrupts the activity of genes, potentially affecting metabolism and other functions in the human body, a new study ...
Medical research
Feb 25, 2013 |
4.3 / 5 (9) |
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Researchers discover sleep mechanism critical to memory consolidation and find that Ambien enhances the process
(Medical Xpress)—A team of sleep researchers led by UC Riverside psychologist Sara C. Mednick has confirmed the mechanism that enables the brain to consolidate memory and found that a commonly prescribed ...
Neuroscience
Mar 12, 2013 |
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Researcher examines behavior of genes to understand breast cancer risks, other health issues
Most often, people associate circadian rhythms with the symptoms of jet lag that occur after crossing several time zones. Circadian rhythms, which get their cues from light and darkness, can change sleep-wake ...
Medical research
Apr 30, 2013 |
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Let crying babes lie: Study supports notion of leaving infants to cry themselves back to sleep
Today, mothers of newborns find themselves confronting a common dilemma: Should they let their babies "cry it out" when they wake up at night? Or should they rush to comfort their crying little one?
Psychology & Psychiatry
Jan 02, 2013 |
2.3 / 5 (13) |
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Sleep loss precedes Alzheimer's symptoms
Sleep is disrupted in people who likely have early Alzheimer's disease but do not yet have the memory loss or other cognitive problems characteristic of full-blown disease, researchers at Washington University School of Medicine ...
Alzheimer's disease & dementia
Mar 11, 2013 |
4.9 / 5 (7) |
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Study finds children better at converting implicit into explicit knowledge after sleep
(Medical Xpress)—Researchers from Germany and Switzerland have found that children are able to do a better job of converting implicit knowledge into explicit knowledge after getting a night's sleep, than ...
Psychology & Psychiatry
Feb 25, 2013 |
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