Patients taking weight-loss drugs often make 5 critical mistakes, doctor warns

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. Fox News senior medical analyst Dr. Marc Siegel discusses the benefits and risks of GLP-1 medications on 'Fox & Friends Weekend.' GLP-1 drugs (glucagon-like peptide-1s) have exploded in popularity in recent years – initially as a way to control diabetes and then as tools for weight loss. Growing research suggests that these drugs – which include semaglutide and tirzepatide – potentially have benefits beyond weight loss, with stronger evidence for cardiovascular and kidney health. Even so, experts caution that these medications are not foolproof — and using them the wrong way can undermine results or even create new health problems. OZEMPIC’S HEALTH BENEFITS KEEP GROWING, BUT ARE THE RISKS WORTH IT? Dr. Meena T. Malhotra, MD, a functional medicine doctor and weight-loss specialist in a suburb of Chicago, confirmed that she has seen myriad health impro