2 People Infected With Swine Flu in Michigan, CDC Reports

The Centers for Disease Control and Prevention (CDC) said that two cases of human infections with swine flu viruses have been identified in Michigan, the first such cases in the United States in 2023.

Swine flu viruses can cause high levels of illness in pig herds, but cause few deaths in pigs. Joern Pollex/Getty Images

Two cases of human infections with swine flu viruses have been identified in Michigan, the first such cases in the United States in 2023, the Centers for Disease Control and Prevention (CDC) said Friday.

The CDC said that the two individuals were exposed to pigs while attending different agricultural fairs in Michigan.