Most Adults Not Immune to Hepatitis A or B: Study

Most Adults Not Immune to Hepatitis A or B: Study

Most adults in the United States are not immune to hepatitis A or hepatitis B, a new study indicates. Scientists based in Minnesota analyzed years of data from a national survey and found that a minority of those with results from hepatitis A and hepatitis B testing showed immunity to the diseases. Hepatitis B vaccination at birth has been recommended since 1991, and for adults without childhood vaccination in recent years. Hepatitis A vaccinati…