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Table of Contents Understanding Weight Loss Injections and Fatigue Weight loss injections, particularly glucagon-like peptide-1 (GLP-1) receptor agonists such as semaglutide (Wegovy) and liraglutide (Saxenda), have become increasingly prescribed for weight management in the UK

Alternative treatments include radioactive iodine, which destroys the thyroid with radiation, or removing most of the thyroid gland with a surgical procedure called subtotal thyroidectomy

& Scorilas, A

Once-weekly semaglutide 72 mg in adults with obesity (STEP UP): a randomised, controlled, phase 3b trial, The Lancet, 2025

GLP-1 or glucagon-like peptide-1 has a pivotal role in glucose metabolism

Huang, J., & Zhang, Y