Life changes 'can save millions from diabetes'

A major review of scientific evidence concluded that diet and exercise are vital for staving off the illness, which affects 3.8 million people in Britain.

Combined with stopping smoking and regular checks on blood pressure and glucose levels, Type 2 diabetes can be prevented altogether, the team from the University of Alberta, Canada, said.

Last month, Diabetes UK said losing weight, eating more fruit and vegetables and taking regular exercise is all people need to do to significantly slash their chance of developing Type 2.