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Latest Actigraphy Stories

2011-05-16 17:00:42

Sleep problems among urban minority children, including resistance to going to bed, shortened sleep duration, and daytime sleepiness are much more common than previously thought, according to a study conducted by researchers in New York. The results of the study will be presented at the ATS 2011 International Conference in Denver. "Although studies have shown that children from minority populations take more daytime naps and have shorter nighttime sleep durations than their non-minority...

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2010-08-31 06:30:00

The popular consensus may be that new mothers do not get enough sleep, but that may be wrong. A new study, published in the American Journal of Obstetrics & Gynecology, suggests new mothers may often get a decent amount of sleep in their babies' first few months, but it is usually not good-quality sleep. The study, which followed a group of new moms, found that on average, moms got just over 7 hours of sleep per night during their babies' first four months. That is within what is...

2010-06-09 21:03:33

Objective total sleep time is more strongly associated with self-reported relationship satisfaction than subjective sleep quality First-time parents' relationship satisfaction is related to the amount of sleep they get while caring for an infant, according to a research abstract that will be presented Wednesday, June 9, 2010, in San Antonio, Texas, at SLEEP 2010, the 24th annual meeting of the Associated Professional Sleep Societies LLC. Results indicate that self-reported relationship...

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2010-06-09 09:00:00

Study uses 'Guitar Hero III' to show that sleep may play a role in the consolidation of a complex motor-learning task Your performance of a complex motor-learning task such as "Guitar Hero" may improve after sleep, suggests a research abstract that will be presented Wednesday, June 9, 2010, in San Antonio, Texas, at SLEEP 2010, the 24th annual meeting of the Associated Professional Sleep Societies LLC. Results indicate that the improvement in performance accuracy on "Guitar Hero III" was...

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2009-06-10 07:25:00

According to a research abstract that will be presented on Wednesday, June 10, at SLEEP 2009, the 23rd Annual Meeting of the Associated Professional Sleep Societies, getting more high-quality sleep is associated with better academic performance. The positive relationship is especially relevant to performance in math. Results indicate that higher math scores were related to greater sleep quality, less awakenings and increased sleep efficiency. Higher English and history scores were associated...

2009-06-09 15:05:02

Middle-aged adults who slept an average of six hours per night were more likely to have high blood pressure, U.S. researchers found. Kristen L. Knutson of the University of Chicago and colleagues studied 578 adults who first had their blood pressure and other clinical, demographic and health variables measured from 2000-2001. In 2003 and 2005, sleep duration was measured using surveys and wrist actigraphy, in which a sensor is worn on the wrist to record periods of rest and activity. Blood...

2009-06-09 12:49:19

 A research abstract that will be presented on Tuesday, June 9, at SLEEP 2009, the 23rd Annual Meeting of the Associated Professional Sleep Societies, is the first demonstration of a specific neurochemical abnormality in adults with primary insomnia (PI), providing greater insight to the limited understanding of the condition's pathology.Results indicate that gamma-aminobutyric acid (GABA), the most common inhibitory transmitter in the brain, is reduced by nearly 30 percent in...

2009-06-08 11:44:51

Athletes who extended their nightly sleep and reduced accumulated sleep debt reported improvements in various drills conducted after every regular practice, according to a research abstract that will be presented on Monday, June 8, at SLEEP 2009, the 23rd Annual Meeting of the Associated Professional Sleep Societies.Results of the study indicated that sleep extension in athletes was associated with a faster sprinting drill (approximately 19.12 seconds at baseline versus 17.56 seconds at end...

2009-06-08 11:43:05

 According to a research abstract that will be presented on Monday, June 8 at SLEEP 2009, the 23rd Annual Meeting of the Associated Professional Sleep Societies, days with increased activity were followed by nights with lower total sleep time (TST), while nights with lower TST were followed by increased activities during the next day.Results indicated that total sleep time increased by an average of 42 minutes a night only after days with low activity. In related findings, increased...

2009-05-21 22:19:47

A study of sleep and activity found overweight people tended to sleep less and be more active than their skinnier counterparts, researchers found. As part of the Integrative Cardiac Health Project at Walter Reed Army Medical Center, the researchers analyzed the sleep and activity levels of 14 nurses. Dr. Arn Eliasson, the lead investigator, said each participant wore an actigraphy armband that measured total activity, body temperature, body position, and other indices of activity and rest....


Word of the Day
lunula
  • A small crescent-shaped structure or marking, especially the white area at the base of a fingernail that resembles a half-moon.
This word is a diminutive of the Latin 'luna,' moon.
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