Measles Immunity: Pre-1957 Births & Current Outbreak Analysis
Measles Immunity: Pre-1957 Births & Current Outbreak Analysis Colorado’s measles cases have doubled the past decade’s total, reaching 12 in early June. This surge prompts questions about immunity for those who contracted measles before widespread vaccination. Individuals born before 1957 are generally considered immune due to near-universal natural infection. Measles infection provides lifelong immunity in almost all cases. However, those unsure of prior infection should consult their vaccination records or undergo an antibody test. The Colorado Department of Public Health…