Health

More than 40% of Americans breathe dirty air: report

(HealthDay)—More than two of every five Americans reside in counties with unhealthy levels of smog and air pollution, thanks largely to the effect of global warming, health researchers report.

Neuroscience

How the brain might compensate for stress during learning

When people have to assess a situation within seconds, it helps to draw on learned categories. Psychologists from the Ruhr-Universität Bochum used electroencephalography (EEG) to study how well such category learning works ...

Diseases, Conditions, Syndromes

Home remedies: Don't scratch swimmer's itch

Swimmer's itch is an itchy rash that can occur after you go swimming or wading outdoors. Also known as cercarial dermatitis, swimmer's itch is most common in freshwater lakes and ponds, but it occasionally occurs in salt ...

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