Everyone knows what HIV and AIDS are and how to decrease the chances of exposure. Yet, the statistics about new cases of HIV positive individuals remain scary. Every year tens of thousands are diagnosed in the US. And, of course, HIV and AIDS are major health issues around the world.
Scientists remain hard at work to stop the spread of HIV, but it has been a long and disheartening process. Now, out of the shadows comes a ray of light that looks promising.
Researchers in Bangkok have combined two vaccines (that had proved unsuccessul individually) and found the risk of infection was cut by more than 31%. Considering this is the first time progress has been made at all, this discovery is amazing.
Another thing that makes this new development interesting is that it suggests scientists may be mistaken about what signs should be used to measure if a vaccine is effective or not. That opens up another avenue of study.
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