Brain :: High-normal uric acid linked with mild cognitive impairment in the elderly

Researchers at the Johns Hopkins and Yale university medical schools have found that a simple blood test to measure uric acid, a measure of kidney function, might reveal a risk factor for cognitive problems in old age. Of 96 community-dwelling adults aged 60 to 92 years, those with uric-acid levels at the high end of the normal range had the lowest scores on tests of mental processing speed, verbal memory and working memory.

Headaches form over a possible new form of aspirin

New scientific insights into the packaging of molecules in solids may tempt jokesters to add a second line to that old medical axiom, “Take two aspirin and call me in the morning.” Insiders familiar with an unfolding controversy about aspirin — more than 100 billion tablets of which are produced worldwide each year — might quip, “Well, doctor, should I take Form I or Form II?”

Sleep :: Narcolepsy caused by environmental exposures

A comprehensive review published in the Jan. 1 issue of the journal Sleep finds that, as with other diseases characterized by selective cell loss, narcolepsy may be caused by environmental exposures before the age of onset in genetically susceptible individuals.

Smoking :: Smoking – a death sentence for teens

About 45,000 Australian teenagers will start smoking in 2007 and about half of them will ultimately be killed by smoking-related diseases, the Parliamentary Secretary to the Minister for Health and Ageing, Christopher Pyne, has warned.

Hepatitis :: Hepatitis scare at Auckland McDonalds

Auckland health authorities are on high alert for a possible outbreak of infectious hepatitis A after a sick McDonald’s worker handled food at one of Auckland’s busiest restaurants. The worker may have exposed hundreds of customers to the virus during an evening shift at the Greenlane restaurant just over a fortnight ago.

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