As of Aug 1st, CDC reports that four humans have become infected with the H5N1 strain of influenza that has spread among dairy cows in 14 states and led to preemptive depopulation of millions of head of poultry, which are more susceptible to the virus and are more likely to die once infected.
CDC has issued recommendations that dairy workers wear PPE, including traditional face masks. However, in the same document it concedes the following limitations of the recommendations for dairy workers:
Er….. Taza Aya has an answer for this: