Pass the hemlock …

Anne Atkins: The government's approach to tackling obesity among children is to impose more rules, but what would Socrates have made of it?

Big Britain

Anthony Giddens: Obesity is not just a health problem, it impinges on other sectors of our society and is likely to have major implications for future policy.

Junk food ad ban attacked from both sides

Proposals to combat childhood obesity, including a ban on junk food ads around kids' TV, have been attacked for placing profits ahead of children's health. By Owen Gibson and Rebecca Smithers.