41.   One of the great mysteries for young married people was how to prevent pregnancy.

42.   Prevent teen-age pregnancy.

43.   Preventing unhealthy pregnancies ought to be reason enough to take action, he says.

44.   Research shows successful prevention programs stress life skills and a pointed message about using contraceptives to prevent repeat pregnancies.

45.   Researchers said some microbicides might act as contraceptives as well, but many said it is also important to develop agents that stop infection without preventing pregnancy.

46.   Scientists have developed a contraceptive for men as effective in preventing pregnancy as the female pill, the World Health Organization said.

47.   Some patients might have unknown problems that prevented pregnancy, Guzick said.

48.   Still, the thought of people taking the drug makes him cringe, even with new safeguards that mean to prevent pregnancy in those using it.

49.   Tamera Doom believes her children are gifts from God, and she does nothing to prevent pregnancy.