THE GOOD NEWS
-- Flu shots really are worth the fuss and bother. A three-year study of people ages 45 and older who live in the Canadian province of Manitoba found that without the vaccine, the number of hospital admissions for influenza and pneumonia would have been 40% higher.
-- Ever since the AIDS virus was first isolated in 1983, scientists have been trying to determine which receptor on the surface of healthy immune cells is used by the virus to infect the cells. By blocking the receptor, researchers might be able to prevent the illness from taking hold. One such...
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