Black girls who abuse alcohol are more likely to have unprotected sex despite having participated in interventions that stressed the importance of consistent condom use.

Misconceptions around intrauterine contraceptive devices (IUDs) mean that they are underused in developed countries, despite being a safe and effective form of contraception, says a women’s health expert in this week’s BMJ.

More than two thirds (69%) of sexually active New York City teens use condoms, compared to 63% nationwide, according to a new survey of public high school students.