This podcast episode interviews Dr. Ziyad Al-Aly about his research on GLP-1 drugs like Ozempic. The interview begins by establishing the context of numerous studies showing unexpected benefits of GLP-1 drugs beyond weight loss and diabetes treatment. Dr. Al-Aly details his large-scale study using Veterans Affairs data, highlighting its rigorous methodology and the surprising positive effects found (reduced risk of substance use disorders, Alzheimer's, and more). However, he also discusses significant risks, including low blood pressure, kidney stones, and pancreatitis, and the high discontinuation rate due to cost and side effects. The episode concludes by emphasizing the need for further research to understand the full impact and potential of these drugs.