THE GOOD NEWS
MOVE IT! A major 20-year study on exercise confirms it: you've got to get off the couch. The research, conducted on twins, shows that just half an hour of vigorous exercise twice a week can cut in half the risk of early death.
CLEARING UP A BAD SMEAR What should a college-age woman do if her Pap smear is abnormal? Maybe nothing. A bad Pap is often caused by infection with the human papillomavirus. But in many young women the infection disappears on its own--and along with it, the abnormal cervical cells.
E. COLI BEGONE! An experimental vaccine...
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