Bird flu may be adapting to become more infectious to humans

The threat of the deadly H5N1 bird influenza virus that adapts to humans is more close to becoming a reality throughout the year, and we may approach the turning point. Three cases of H5N1 occurred in humans in the scenarios that public health officials feel anxious may lead to a pandemic in people.

“There is no clear evidence of a transition from human to human being, but I am …