Sex education programs that encourage children to remain celibate can persuade a significant number to delay sexual activity, according to a landmark study funded by a federal grant from the US government.Only a third of the 6th and 7th grade American students who participated in an abstinence-only program started having sex in the next two years, the study found, while nearly half the students who attended other classes became sexually active.The results provided the first evidence that abstine…
