The risks of 'miracle' weight loss jabs such as Ozempic, Wegovy and Mounjaro have been laid bare by a landmark study involving more than two million patients.

Worryingly, researchers have found that those using the jabs have double the risk of pancreatitis, a potentially life-threating swelling of the pancreas gland.

A third suffer nausea or vomiting and there is an 11 per cent higher risk of developing arthritis, the experts also discovered.