Prescriptions for Mounjaro jabs, to help people lose weight, will be available at GP surgeries in England from today - but only for those who meet very strict criteria.

A mass rollout of weight loss injections begins across the NHS on Monday, with GPs able to prescribe Mounjaro for the first time. The drug, also known as tirzepatide and manufactured by Lilly, is an antidiabetic medication that works by lowering blood sugar levels and slowing down the digestion of food.

How do weight loss drugs like Ozempic and Mounjaro work? Administered as weekly jabs, these drugs – often called GLP-1 agonists – mimic the hormones our bodies release when we