Do semaglutide and tirzepatide increase the risk of depression, anxiety, or suicidal thoughts? Medications popularly known as “weight-loss injections” have transformed the treatment of obesity. Semaglutide, liraglutide, and, more recently, tirzepatide have made it possible to achieve levels of weight loss that were previously difficult to attain through lifestyle changes alone. At the same time, as millions of people began using these medications, an important concern emerged: could GLP-1...

GLP-1 receptor agonists, medications that have gained enormous prominence in the treatment of type 2 diabetes and, particularly, obesity, are now becoming part of a discussion that goes far beyond weight loss: what role might these medications play in people with cancer? At ASCO 2026, the world’s leading oncology meeting, new studies reported highly interesting findings. In some analyses, patients with cancer who were taking GLP-1 receptor agonists had lower rates of progression to metastatic...

Medications popularly known as “weight-loss injections,” particularly GLP-1 receptor agonists, have transformed the treatment of obesity and type 2 diabetes. In recent years, however, scientists have begun investigating a much broader question: could these medications also help protect the brain and contribute to healthier aging? Recent studies have raised intriguing hypotheses about a possible association between GLP-1 receptor agonists, a lower risk of dementia, and benefits related to...