Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) can lead to significant weight loss and improve blood sugar control in adults with severe mental illness, as well as having positive effects on mood, well-being, and quality of life in those both with and without mental illness, according to a systematic review of the available evidence being presented at the European Congress on Obesity (ECO) in Malaga, Spain (11–14 May).