More teens are having unprotected sex, and they know less about contraception options like condoms, Reuters reports. More than 6,000 young people from 26 countries were polled on their attitudes toward sex and contraception. In the past three years, teenagers having unsafe sex with a new partner increased by 111 percent in France, 39 percent in the United States and 19 percent in Britain. Many of the study participants lacked accurate knowledge about how to use contraception and protect themselves from unwanted pregnancies, sexually transmitted infections and HIV. Bayer Healthcare Pharmaceuticals commissioned the study, which was endorsed by 11 international organizations.

To read the Reuters article, click here.