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.

Mounjaro, originally a diabetes drug, aids significant weight loss by curbing appetite and improving insulin sensitivity. Weekly injections offer sustained results but come with potential side effects and high costs.

Around 220,000 people with "greatest need" are expected to receive Mounjaro, also known as tirzepatide and made by Lilly through the NHS over the next three years