Data tool could help NHS prioritise who gets access to limited weight-loss medication, say scientists

A new tool that can shed light on who is most at risk of obesity-related diseases could help identify people who would benefit most from weight-loss medications, researchers have said.

Recent data suggests about two-thirds of adults in England are overweight or obese – a situation that has caused concern among health experts.

Volunteers’ data has enabled medical breakthroughs, but there are questions over how that data is protected

With the revelation that the confidential health records of half a million British volunteers have been put up for sale on a Chinese website, we take a look at what the UK Biobank project has achieved – and why concerns have been raised.