Is hepatitis B a new or emerging infectious disease?
Cases of hepatitis B virus infection increased through 1985 and then declined through 1993 because of wider use of hepatitis B vaccine in adults, changes in high-risk practices, and possibly a decrease in the number of susceptible persons. Since 1993, infections have increased in three major risk groups: sexually active heterosexuals, homosexual men, and injection drug users. How can hepatitis B be prevented? Hepatitis B vaccine is the best protection against hepatitis B virus. The vaccine prevents both hepatitis B virus infection and the chronic diseases related to hepatitis B. Three shots are needed for complete protection. Hepatitis B vaccine is recommended for: • All newborn babies • All children 11-12 years of age who have not been vaccinated • Persons of any age whose behavior or job puts them at high risk for hepatitis B virus infection All pregnant women should be tested for hepatitis B virus early in their pregnancy. If the blood test is positive, the baby should receive hepat
