Women are more likely to get pregnant through one-off unprotected sex because of their subconscious urge to have intercourse on their most fertile days, research has found.
How do you persuade teenagers there is value in virginity? Joanna Moorhead compares US-style moral pledges with British sex education, and finds few converts.
Worried that their children are bombarded with words, clothes and pictures that "talk dirty", six mothers are plotting a revolution against a society seen to be saturated with sex.
The battle against a rising tide of sexually transmitted infections will get a £15 million boost this week in a drive to encourage embarrassed young lovers to come forward for treatment.
The male contraceptive will improve sex drive, fight fatigue, and switch off sperm production too. But what about hidden side-effects? And will it be popular? By Clare Longrigg.