Doctors and researchers said the moves will make it harder to detect potentially dangerous changes. If the virus continues to jump between species or the human case count grows, there’s a greater risk that it could mutate and become more easily transmissible between people,

The US Centers for Disease Control and Prevention says it has ended its emergency response to H5N1 bird flu, citing a drop in cases.

The CDC ends its emergency response to H5N1 bird flu after recording 70 human cases and one death nationally, even as experts note seasonal patterns may increase fall cases.