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For Super Agers, Bodies Age as Brains Stay Young

Early research on the sharpest octogenarians reveals unusually youthful brain regions A nasty affliction sets into humans as they advance in years. The hair either disappears or thins into a fuzzy halo, the skin sags and bunches, while inside the brain, changes set in that slow our reaction times and cause our memories to fade. A steady, widespread thinning out of the brain s cortex, the outermost layer of the brain, is thought to underlie some of this cognitive transformation

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EU Biofuel Target Seen as Driving Species Loss

By Charlie Dunmore BRUSSELS (Reuters) - A European Union target to promote the use of biofuels will accelerate global species loss because it encourages the conversion of pasture, savanna and forests into new cropland, EU scientists have warned. [More]

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New Heart Disease Test Brings Higher Costs and More Procedures

In the prevailing more-is-better culture, patients often jump at or at least surrender to the latest and greatest medical test . New imaging technology is gaining crispness with each passing year, and advances in the past several years has enabled doctors to peer inside the body to detect tiny tumors or the beginning of a blocked artery all without slicing the skin

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How Valid Are Health Concerns for the Occupy Wall Street Camps?

Watching the Occupy Wall Street demonstrators march by the offices of Scientific American yesterday got me thinking about health conditions at Zuccotti Park. New York City Mayor Mike Bloomberg said that “ health and safety conditions became intolerable at the encampment, so he was forced to evict demonstrators and remove their tents and sleeping bags.

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Video: Maine residents barter for health care

A medical center in Maine is offering a different kind of payment plan in order to make health care more accessible. Erica Hill reports on the center's barter for health care program.

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Fever Increases Numbers Of Immune Cells

I've always thought that when I get a fever, it's my body trying to make things uncomfortable for the invading pathogen. And that's often true--higher temperatures can inhibit the bad guys' ability to replicate

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Video: Drug promises to raise good cholesterol

Researchers have released results on a new drug that dramatically elevates good cholesterol at the same time as lowering bad cholesterol. Dr. Jon LaPook reports

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