​Is HIV becoming less contagious?

December 2, 2014 11:27 AM

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​Is HIV becoming less contagious?

New research in Africa suggests that the AIDS virus is getting smarter about evading the immune system while evolving into a less contagious and less lethal infection overall.

In the country of Botswana, at least, "anyone who is newly infected now with HIV is less likely to suffer disease than if they had been infected 20 or 30 years ago," said study co-author Philip Goulder, a research immunologist with the University of Oxford in England. "If this process continues, HIV...

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