Mosquito-borne diseases often aren’t a problem in North America. Zika, malaria and Japanese encephalitis are so rare that they earn headlines any time a case is confirmed.
But, during mosquito season, this isn’t how we treat West Nile virus.
The virus may not cause an epidemic in the United States, but during the summer many areas report cases of West Nile. When testing the mosquitoes, every corner of the country has shown some risk of West Nile.