People overestimate their self-reported sleep times compared to measures by a sleep test
Oct 15, 2007 |
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Self-reports of total sleep times, both habitually and on the morning after a polysomnogram (PSG), or a sleep test, tend to be higher than objectively measured sleep times, according to a study published in the October 15 ...
Toward a better drug for treating muscle, bone loss in elderly men
Oct 15, 2007 |
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The search for alternatives to steroid medications for treating millions of Baby Boomer males with age-related declines in the sex hormone testosterone has led researchers in California to report development ...
Enhanced DNA-repair mechanism can cause breast cancer
Oct 15, 2007 |
3.6 / 5 (5) |
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Although defects in the "breast cancer gene," BRCA1, have been known for years to increase the risk for breast cancer, exactly how it can lead to tumor growth has remained a mystery. In the October 15, 2007, issue of the ...
Brain cell growth diminishes long before old age strikes, animal study shows
Oct 15, 2007 |
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Even early in adulthood, aging begins to slow the mind's growth -- but it does not have to stop it altogether, suggests a Princeton University study on the brains of adult monkeys.
Consumption of raw fish raises potential health concerns for consumers
Oct 15, 2007 |
3.8 / 5 (4) |
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Two case studies from Japan presented at the 72nd Annual Meeting of the American College of Gastroenterology point to a potential health problem in the United States, as more Americans consume raw fish in the form of sushi ...
New studies reveal that night-time acid reflux can impact sleep
Oct 15, 2007 |
3.8 / 5 (4) |
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According to results of a survey presented at the 72nd Annual Scientific Meeting of the American College of Gastroenterology, nighttime acid reflux, along with some of the less typical manifestations or symptoms of gastroesophageal ...
Impact of elevated homocysteine levels on vision under study
Oct 15, 2007 |
5 / 5 (3) |
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Homocysteine, an amino acid believed to contribute to heart attack, stroke and dementia, likely also is a player in retinal damage and vision loss, researchers say.
NASA picks 120 research projects
Space & Earth / Space Exploration
Oct 15, 2007 |
2.4 / 5 (5) |
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The U.S. National Aeronautics and Space Administration has selected 120 research projects for phase 2 of its Small Business Innovation Research program.
New software advances photo search and management in online systems
Oct 15, 2007 |
4 / 5 (3) |
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Searching for digital photographs could become easier with a Penn State-developed software system that not only automatically tags images as they are uploaded, but also improves those tags by "learning" from users' interactions ...
Older African-American men with HIV often have sex without condoms
Medicine & Health / HIV & AIDS
Oct 15, 2007 |
3.3 / 5 (3) |
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As many as four out of ten HIV positive African-American men could be putting their partners at risk by not using condoms, according to research in the latest UK-based Journal of Advanced Nursing.
Early detection of human papilloma and other viral infections
Oct 15, 2007 |
5 / 5 (2) |
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Scientists in Iowa are reporting development of a new, amazingly sensitive method for identifying the earliest stages of infection with human papilloma virus (HPV), a common virus that can increase the risk of cervical cancer ...
Colorectal cancer screening remains essential for elderly Americans
Oct 15, 2007 |
4.5 / 5 (2) |
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As people get older, their risk of developing polyps and colorectal cancer increases. Currently, there is no clear evidence or established guideline for the upper age limit for colorectal cancer screening by colonoscopy. ...
Researchers provide new information about mass spectrometry
Oct 15, 2007 |
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Fresh data on mass spectrometry are presented in the report ‘Low-energy collision-induced fragmentation of negative ions derived from ortho-, meta-, and para-hydroxyphenyl carbaldehydes, ketones, and related compounds,’ produced ...
Study identifies pathway required for normal reproductive development
Oct 15, 2007 |
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Massachusetts General Hospital (MGH) clinical researchers, in collaboration with basic scientists from the University of California, Irvine (UC Irvine) have identified a new molecular pathway required for normal development ...
Bluetongue jumps from cattle to sheep
Oct 15, 2007 |
4 / 5 (2) |
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Britain's bluetongue outbreak has jumped species, having been found in sheep after first infecting cattle this summer.
