Bird Flu 2024 Symptoms In Humans. What are the symptoms in humans? Avian influenza virus infections in humans may cause diseases ranging from mild upper respiratory tract infection to more severe diseases and can be fatal.

The first human case of h5n1 bird flu linked to an outbreak in dairy cows in the united states was reported on april 1, 2024, in texas. Sometimes birds with bird flu show no signs of the virus before dying suddenly.