Weight Watchers does work, say scientists

Medical Research Council says weight-loss method could help NHS tackle obesity

Leading doctors call for urgent crackdown on junk food

Presidents of two royal colleges of medicine urge government to restrict advertising and sponsorship by makers of unhealthy foods and introduce diet health warnings

Nanny does know best, Andrew Lansley

Felicity Lawrence: The health secretary's belief that children should be responsible for their own diet choices would be risible were it not so scary

Britain faces drink, drugs and obesity health crisis

Figures show large jump in obesity as well as drink and drug-related deaths, although life expectancy continues to rise

Being overweight doubles the risk of miscarriage after IVF

Doctors have found the first clear evidence that overweight women face a heightened risk of miscarriage after undergoing IVF

Is bribery really the best way to wean people off chips?

Catherine Bennett: Health authorities and councils love offering us financial sops to improve ourselves. And do we? Fat chance

Obesity awareness is not the problem

Neville Rigby: Today is European Obesity Day, but rather than more headlines we need sensible strategic thinking to cope with its realities

Obesity: understanding the UK epidemic

Abdulrahman El-Sayed: Studies show society's poorest are most likely to be obese. Shaming and penalising those affected is not the right policy

Is the end of the Happy Meal in sight?

Officials in Santa Clara county, California, have voted to ban the practice of giving away free toys to children with unhealthy restaurant meals. Is this a step in the right direction?

Why ‘weight diversity’ activists are standing up for the right to be fat

As obesity becomes a greater social and political issue, campaigners say they have a human right to be fat – and that science backs them up