Research reveals fresh risk factors around obesity in humans

A mutation in some obesity-prone dog breeds might reveal new risk factors for obesity in humans — and perhaps, says Roxanne Khamsi, give rise to new drugs

What lengths will a dog go to for a bite of sausage?

Last November, scientists at the University of Cambridge in Britain persuaded several dozen pet owners to bring their Labrador retrievers to its veterinary school for a true test of will.