A significant number of sexually active U.S. teens who were born with HIV either didn't know their own status when they started having sex, or they knew it but didn't disclose it to their first sex partners, a new study says.
The Great Recession left its mark on the lives of U.S. children, reducing the number with fully employed parents to 72 percent, a low mark not seen since 1990, according to a federal report released this week.
