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Feelings of hopelessness linked to stroke risk in healthy women

MINNEAPOLIS / ST. PAUL (Aug. 27, 2009) -- Healthy middle-aged women with feelings of hopelessness appear to experience thickening of the neck arteries, which can be a precursor to stroke, according to new research out of the University of Minnesota Medical School.

Variants in 3 genes account for most dog coat differences

Variants in just three genes acting in different combinations account for the wide range of coat textures seen in dogs -- from the poodle's tight curls to the beagle's stick-straight fur.

More obesity blues

Obesity is on a rampage, with the World Health Organization pegging the numbers at more than 300 million worldwide, with a billion more overweight. With obesity comes the increased risk for cardiovascular disease, Type II diabetes, and hypertension.

Minorities have poorer results, higher rates of inappropriate surgery to prevent stroke

DALLAS -- Aug. 25, 2009 -- Minorities have poorer results and higher rates of unnecessary surgery from a common procedure used to remove plaque from inside the carotid artery, according to a UT Southwestern Medical Center doctor who is lead author of the study in the journal Stroke.

Link between erectile dysfunction and obesity explored in obesity and weight management

New Rochelle, NY, August 24, 2009 -- Obese men are at increased risk for erectile dysfunction (ED), likely caused by atherosclerosis-related hypertension and cardiovascular disease, as well as hormonal changes associated with obesity, as described in a timely article published in Obesity and Weight Management, a journalzine published by Mary Ann Liebert, Inc.

Fat in the liver -- not the belly -- is a better marker for disease risk

New findings from nutrition researchers at Washington University School of Medicine in St. Louis suggest that it's not whether body fat is stored in the belly that affects metabolic risk factors for diabetes, high blood triglycerides and cardiovascular disease, but whether it collects in the liver.

Research shows why low vitamin D raises heart disease risks in diabetics

Aug. 21, 2009 -- Low levels of vitamin D are known to nearly double the risk of cardiovascular disease in patients with diabetes, and researchers at Washington University School of Medicine in St. Louis now think they know why.

Increase in visceral fat during menopause linked with testosterone

In middle-aged women, visceral fat, more commonly called belly fat, is known to be a significant risk factor for cardiovascular disease, but what causes visceral fat to accumulate?

The culprit is likely not age, as is commonly believed, but the change in hormone balance that occurs during the menopause transition, according to researchers at Rush University Medical Center.

Little known type of cholesterol may pose the greatest heart disease risk

WASHINGTON, Aug. 20, 2009 -- Health-conscious people know that high levels of total cholesterol and LDL cholesterol (the so-called "bad" cholesterol) can increase the risk of heart attacks. Now scientists are reporting that another form of cholesterol called oxycholesterol -- virtually unknown to the public -- may be the most serious cardiovascular health threat of all.

Scientists help explain effects of ancient Chinese herbal formulas on heart health

New research at The University of Texas Health Science Center at Houston suggests that ancient Chinese herbal formulas used primarily for cardiovascular indications including heart disease may produce large amounts of artery-widening nitric oxide.

Whole grain cereals, popcorn rich in antioxidants, not just fiber, new research concludes

WASHINGTON, Aug. 18, 2009 -- In a first-of-its kind study, scientists reported today at the 238th National Meeting of the American Chemical Society (ACS) that snack foods like popcorn and many popular breakfast cereals contain "surprisingly large" amounts of healthful antioxidant substances called "polyphenols."

Fatigue related to radiotherapy may be caused by inflammation

PHILADELPHIA -- Patients who experience fatigue during radiotherapy for breast or prostate cancer may be reacting to activation of the proinflammatory cytokine network, a known inflammatory pathway, according to a report in Clinical Cancer Research, a journal of the American Association for Cancer Research.

Severe sleep apnea tied to increased risk of death

WHAT: Moderate to severe obstructive sleep apnea is associated with an increased risk of death from any cause in middle-aged adults, especially men, according to new results from a landmark study supported by the National Heart, Lung, and Blood Institute (NHLBI) of the National Institutes of Health (NIH).

Faster, cheaper way to find disease genes in human genome passes initial test

University of Washington (UW) researchers have successfully developed a novel genome-analysis strategy for more rapid, lower cost discovery of possible gene-disease links. By saving time and lowering expenses, the approach makes it feasible for scientists to search for disease-causing genes in people with the same inherited disorder but without any family ties to each other.

An apple a day keeps kidney stones away

Researchers have found another reason to eat well: a healthy diet helps prevent kidney stones.



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