Volume 7 Issue 271
Published - 14:00 UTC 08:00 EST 11-Oct-2005 
Next Update - 14:00 UTC 08:00 EST 12-Oct-2005

Editor: Susan K. Boyer, RN
© Vidyya.
All rights reserved.

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New study at UNC shows concussions promote dementias in retired professional football players

Repeated concussions brought on by blows to the head during their playing days significantly boost the chances that retired professional football players will suffer dementias such as mild cognitive impairment in later life, a new study suggests. more  

Penn study finds direct role for glial cells in brain cross-talk

Researchers at the University of Pennsylvania School of Medicine have demonstrated that star-shaped glial cells in the brain called astrocytes are directly involved in regulating communication between neurons. A central finding of the study is that astrocytes modulate the level of a signaling molecule called adenosine, which is thought to be important in controlling wake-to-sleep transitions and epileptic seizures. more

Preventing sudden death: EBCT scans trump angiography at detecting killer heart defect

Electron-beam computed tomography (EBCT) is more accurate than conventional catheter angiography for detecting a dangerous congenital heart abnormality that could cause sudden death, according to research by a Saint Louis University radiologist published last month in Catheterization and Cardiovascular Interventions: Journal of the Society for Cardiovascular Angiography and Interventions. more  

Breast cancer increases while experts disagree on causes - Debate in crisis say academics

In a continuing increase in breast cancer, one in nine women in the UK now risk contracting the disease during their lifetime. more

Dreams prepare your emotions 

Dreams can help in coming to terms with major events and in taking difficult decisions in life. This is what Dutch-sponsored researcher Elizabeth Mohkamsing-den Boer concluded after her research into the function of dreams in indigenous Surinamese and Australian tribes. more

Midlife obesity may be associated with risk of dementia and Alzheimer's disease  

Individuals who were obese at midlife had an increased risk for dementia later in life compared to individuals of normal weight, according to an article in the October issue of Archives of Neurology, one of the JAMA/Archives journals. more

Mass antibiotic treatment could eliminate leading cause of blindness

The amount of exercise may be more important than intensity to improve cardiovascular health, according to a new analysis of the first randomized clinical trial evaluating the effects of exercise amount and intensity in sedentary overweight men and women. This finding of the value of moderate exercise should be encouraging news for those who mistakenly believe only intense exercise can improve health, said the researchers who conducted the trial. more


Retired National Football League players face a 37 percent higher risk of Alzheimer’s than other U. S. males of the same age.