A survey of 12,000 Europeans found most had no idea that a thick waist was a sign of a build-up of a dangerous type of fat around the internal organs. The report from GlaxoSmithKline said this ‘visceral fat’ is strongly linked with type 2 diabetes and...

People with diabetes may soon be able to wear contact lenses that continuously alert them to variations in their glucose levels by changing colours – replacing the need to routinely draw blood throughout the day. The non-invasive technology, developed by...