Sex + teenagers = controversy. But Jan Barlow, head of Brook Advisory Service, tells Mary O'Hara that a 'hysterical' media won't stop the charity's confidential relationship service to young people.
Young people should be encouraged to consider abstaining from sex as one of the options for protecting themselves against the epidemic of sexually transmitted infections, suggests Health Protection Agency.
Did you know that your lungs are more effective in the afternoon, your brain power peaks around noon and your sex drive is at its best just before the news at 10? Joanna Moorhead on new research about our body clocks.
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 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.