
New Hampshire Confirms First 2026 West Nile Virus Case in Grafton
New Hampshire has recorded its first confirmed human case of West Nile Virus for 2026. The patient, an adult from Grafton, developed symptoms in late August but was not tested until recently. Health officials remind residents that most infections are mild, but severe cases can occur in older adults or those with underlying conditions. Prevention measures, including repellent use and eliminating standing water, remain critical as mosquito activity persists.

