Most people have heard about the benefits of GLP-1 medications, and about 1 in 8 have even tried them (per Kaiser Family Foundation ). These drugs were originally designed to help people with type 2 diabetes manage their blood sugar , but a surprising side effect turned out to be weight loss. That's because GLP-1 drugs slow digestion and help you feel fuller after eating.

People taking a GLP-1 medication like Ozempic often report side effects like stomach issues, loss of appetite, dizziness, or headaches. But researchers are starting to uncover other, less familiar risks. A 2025 study in JAMA Network Open found that people with type 2 diabetes who took semaglutide (Ozempic) or tirzepatide (Mounjaro) had a 76% higher risk of developing a rare condition called nonarteritic anterior

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