People born before 1957 found to carry anti-H1N1 antibodies
(Newser) -
People born before 1957 appear to have some immunity to the H1N1 virus, the New York Times reports. Tests show that older adults have antibodies that attack the virus, probably because they've been exposed to a similar virus. Experts believe the swine flue virus, like seasonal influenzas before 1957, is...