Hepatitis is an inflammation of the liver. Viruses cause most cases of hepatitis. The type of hepatitis is named for the virus that causes it; hepatitis A, hepatitis B, hepatitis C, hepatitis D and hepatitis E.

A diagnosis of HIV does not mean you can't have children. But you can pass HIV to your baby during the pregnancy, while in labor, while giving birth, or by breastfeeding

Hope shines through the veil of despair with low-cost, effective interventions that can significantly reduce the number of deaths among infants aged 0 to 5.

Smallpox was certified eradicated in 1980, but I first learned about the disease’s twisty, storied history in 1996 while interning at the World Health...