Bird flu has been circulating in wild animals for years, but now it’s adapting to humans
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The threat of the deadly H5N1 bird flu virus adapting to humans has moved closer to becoming a reality all year, and may be approaching a tipping point. Three human cases of H5N1 have occurred in scenarios that public health officials believe could lead to a pandemic in humans.
“There is still no clear evidence of human-to-human transmission, but I…
