Coffee makes you poop because it triggers a fast gut reflex, often within about 4 minutes. It's mostly not the caffeine, decaf works almost as well.

Still feeling 'fat' after losing weight is common, often called 'phantom fat'. It's stronger after fast weight loss on Mounjaro or Wegovy, and it eases.

Retatrutide, a triple-hormone injection, produced up to 30.3% average weight loss in the phase 3 TRIUMPH-1 trial. Not yet approved in the UK.

Research shows weight regain is likely when you stop Mounjaro suddenly. Tapering slowly and building habits helps you keep the weight off.

Mounjaro (22.5%) and Wegovy 7.2 mg (20.7%) are the UK's most effective weight-loss injections in 2026. Compare costs, side effects and NHS access.

Ozempic is only available on the NHS for type 2 diabetes, not weight loss. Wegovy and Mounjaro are the UK's licensed weight-loss injections.

Wegovy is available on the NHS only through specialist weight-management services, for a BMI of 35+ with a weight-related condition. See how to apply.

Mounjaro and Wegovy are available on the NHS for those who are eligible. Mounjaro is prescribed by GPs in a phased rollout; Wegovy via specialist services.

Mounjaro is on the NHS for type 2 diabetes and, via a phased rollout, for some people with obesity. See the 2026 eligibility criteria and costs.

Compare the UK's top medicated weight-loss programmes. Second Nature, Voy, Juniper, Numan, and Piko compared on evidence, support, and pricing for 2026.