Avian influenza may adapt to become more contagious to humans
Bird flu has been spreading among wild animals for years, but it is now adapting to humans
Vuk Valcic // SOPA Images/LightRocket via Getty Images
The threat of the deadly H5N1 avian influenza virus adapting to humans has been getting closer to becoming a reality all year, and we may be approaching an inflection point. Three cases of H5N1 infection in humans have occurred in the same scenarios that public health officials worry could lead to a pandemic in humans.
“There is no clear evidence yet of human-to-human transmission, but I…