Sick note: Faking illness online

Why would someone fake a serious illness online? Jenny Kleeman on the strange world of Münchausen by internet

The Joy of Teen Sex has a sheen of fakery

Reni Eddo-Lodge: With its emphasis on technique and products, Channel 4's series has the potential to damage the progress of sex education

Channel 4’s The Joy of Teen Sex fails to satisfy health professionals

Programme puts viewing figures above educational value, say signatories of letter to broadcaster. By Carrie Dunn

This column will change your life: With friends like these…

We all know not to judge a book by its cover, so why do we take people we 'meet' on social networking sites at face value, wonders Oliver Burkeman

Ghostface Killah: a leading dental hygienist writes

The Wu-Tang Clan's Ghostface Killah has unveiled a hitherto unknown expertise in oral health via Twitter

Andrew Lansley’s Department of Big Macs

Philip James: By cosying up to the food industry the health secretary is ignoring all scientific thinking on obesity

Cosmetic surgeon may be sued for daring to question ‘Boob Job’ cream

Dalia Nield is under threat of libel action after saying it was 'highly unlikely' Boob Job cream could increase breast size

Oral sex cancer risk to be tackled by documentary

Sexual health 'taboo' will be addressed in BBC3 show presented by Jaime Winstone

Looking for advice? Stop Googling and get some rest

Libby Brooks: As Claire Rayner knew, the mind-boggling detail on every conceivable dysfunction available online is no substitute for the basics

Jamie Oliver: ‘No one understands me. No one’

The TV chef and campaigner explains why nothing will deter him in his fight to improve school dinners