Sugar-free drinks and chewing gum may cause damage to teeth

British Dental Journal paper finds products contain acidic additives that can lead to the erosion of tooth enamel

Andrew Lansley’s calorie-counting won’t resolve the obesity problem

Bernadine Lawrence: If the government wants results it should educate the young on nutrition and address the link between poverty and fast food

Resisting the supermarket tantrum – and the flirty cartoon cow

Sarah Ditum: Food companies and commercial broadcasters are never going to help you in your quest to stop your child's demands for junk

Fast-food study finds calories count for little for most customers

Labelling on food deters only a minority of people from the more fattening choices on the menu, research finds

Comment is free readers on… giving up an unhealthy habit

The people's panel: Five readers share their thoughts on who or what pushed them to change their addictive behaviour

The myth that we need eight glasses of water a day

Doctors have always known that there is no good evidence for how much we need to drink

Why I’m standing by our study of dietary health claims in newspapers

Ben Goldacre responds to criticism of research into the validity of dietary health claims made in UK newspapers

Ben Goldacre’s study of dietary news should be taken with a pinch of salt

James Randerson: Research claiming that up to 72% of dietary health claims reported in UK newspapers are based on flimsy evidence is itself unreliable

A bucket of chicken? That’s a proper guilty pleasure

Bad food most definitely has its place, writes Jay Rayner

The inside track… on eating carbs

High-protein diets are all the rage, but the human body still needs carbohydrates