Bird flu: How concerned should we be?
There are 36 known infected herds across 9 states. The last identified herd was on April 25. Is this fizzling out? Could be. Or, more likely, it’s continuing to spread without us knowing. Testing animals and humans is still voluntary, and asymptomatic testing is not happening. We are flying blind. This is nicely demonstrated in wastewater. There are quite a few areas where Flu A is “high” or “medium” in wastewater– indicating H5N1 since we are out of flu season– but where herds have not been identified. There is still just one confirmed human case. I would not be ...