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

Coffee may help prevent depression in women

A large study has shown that the risk of clinical depression is lower among women who drink coffee

Experts targeting obesity raise hope of drugs to stop us feeling hungry

Breakthroughs in our understanding of digestion suggest it will soon be possible to suppress the appetite

Why the new McDonald’s menu won’t make us thin

Felicity Lawrence: Calorie labelling is good PR for McDonald's – but industry-led 'nudges' such as this won't make a dent in the obesity epidemic

McDonald’s introduces calorie count

Trial at burger chain gives food for thought but many doubt new initiative can change behaviour

McDonald’s calorie counts count for nothing

The fast food chain will display dietary information as part of a wider drive to inform consumers about the foods they eat. But isn't this just for show, asks Mark King

Britain’s life expectancy can be raised with a bit of Japanese-style nannying

Stephen Dunn: Compared with Japan, we are in the midst of a public health crisis. It will take more than a nudge to get us out of it

Chocolate is good for you, declares study (well, sort of)

Be it white, dark or milk, it's better to eat chocolate than to avoid it, concludes large-scale health study. Just don't overdo it!

Dr Dillner’s health dilemmas: should I give up fizzy drinks?

Sugary drinks are linked to obesity - but are diet drinks worse for you or not?

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