Boys will be girls

What do you do when your child wants to be the opposite sex? Naomi Coleman examines the rise of gender identity disorder.

Seminal moments

Mark Lawson: You learn about sex from life - not from what you're taught in school.

Sexual diseases: the facts

As MPs call for sex advice clinics in schools to deal with a 'health crisis' Simon Parker looks at the facts from today's report

Sex: the public health crisis

Michael Adler: The nation's sexual health is now in serious decline - but NHS support services are shambolic, underfunded and stretched to the limit.