Two more human cases of West Nile virus were detected in Massachusetts, days after the first human case in the state was detected in 2025.

A man in his 40s who was likely exposed in Hampden County and a man in his 80s exposed in Middlesex County make up the latest cases, the Massachusetts Department of Public Health (DPH) said in a statement on Friday.

“Given how many mosquitoes have been found carrying West Nile virus this summer, we expected that there would be human infections this year,” Public Health Commissioner Robbie Goldstein said in the statement. “Infections can continue to occur until the first hard frost of the season, which is likely still many weeks away. We are encouraging everyone to continue to take the necessary steps to protect themselves from mosquito bites, inclu

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