Volume 9 Issue 149
Published - 14:00 UTC 08:00 EST 30-May-2007 
Next Update - 14:00 UTC 08:00 EST 31-May-2007

Editor: Susan K. Boyer, RN
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Research shows aerobic exercise helps maintain muscle in elderly

Why do older people tend to lose muscle mass and grow frail? One important factor identified by medical science is the reduced ability of the elderly to respond to the muscle-building stimulus of the hormone insulin. more  

Survey shows asthma not controlled in majority of patients

A survey of 1,812 patients with moderate-to-severe asthma revealed that the disease was not controlled in 55 percent, despite the fact that most had health insurance and visited their health care providers regularly. more

Dentists need more training in oral cancer detection

More than 92 percent of Illinois dentists provide oral cancer examinations for their patients, but many are not performing the procedures thoroughly or at optimum intervals, according to a new University of Illinois at Chicago study. more  

Common treatment for methamphetamine overdose may damage brain cells

A common antipsychotic drug used in emergency rooms to treat methamphetamine overdose damages nerve cells in an area of the brain known to regulate movement, a new study shows. more

Risk of Parkinson's disease increases with pesticide exposure and head trauma  

Exposure to pesticides and traumatic head injury may have a causative role in Parkinson's disease, according to a study published online ahead of print in the journal Occupational and Environmental Medicine. more

Manganese oxide nanoparticles as contrast agents for brain magnetic resonance imaging 

Magnetic resonance imaging is a very effective method for revealing anatomical details of soft tissues. Contrast agents can help to make these images even clearer and allow physiological processes to be followed in real time. Conventional gadolinium complexes currently used as MRI contrast agent cannot reveal anatomic structures. more

Brain activity reflects differences in types of anxiety

All anxiety is not created equal, and a research team at the University of Illinois now has the data to prove it. The team has found the most compelling evidence yet of differing patterns of brain activity associated with each of two types of anxiety: anxious apprehension (verbal rumination, worry) and anxious arousal (intense fear, panic, or both). more

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There's compelling evidence of differing patterns of brain activity associated with two types of anxiety.