Public health officials briefing Congress on Wednesday said they don't expect to have enough pandemic-flu vaccine to meet the needs of their high-priority population groups until well into December, and possibly not until January. Above, federal officials Anthony S. Fauci and Nicole Lurie testify before members of Congress. (Alex Brandon/associated Press)
Programs that encourage teens to delay sexual activity but also teach them how to reduce their chances of getting pregnant or a sexually transmitted disease cut risky sexual behavior and increase condom use.
Slowed funding from international donors is imperiling recent dramatic gains in treating AIDS patients in the developing world, according to a report by Doctors Without Borders.
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