Delaware Reports Second Measles Case; Vaccination Urged

Delaware's Division of Public Health confirmed the state's second measles case on July 21, 2026, just one day after reporting its first case in over a decade. Both individuals who tested positive are unvaccinated men residing in Kent County. Extensive contact tracing is underway to identify and notify potentially exposed individuals, offering them educational resources and recommending necessary treatment.

Health officials stress that vaccination remains the most effective defense against measles. Many residents have responded positively, with over 60 people receiving MMR vaccinations at public health clinics. The MMR vaccine is highly effective, offering 97% protection with two doses, and is recommended for children starting between 12-15 months old.

Measles is a highly contagious viral illness characterized by fever, cough, runny nose, and a distinctive rash. It can lead to severe complications, including pneumonia and brain inflammation. The virus spreads easily through airborne droplets. While there is no specific antiviral cure, prompt vaccination after exposure can prevent severe illness. Antibodies are also an option for those unable to receive the vaccine.