Weight-Loss Drug Mounjaro Shrinks Breast Cancer Tumors in Mice

In a revealing preclinical study, the weight-loss drug tirzepatide—already known for fighting obesity and diabetes—unexpectedly slowed the growth of breast cancer tumors in obese mice. Researchers found that as the mice shed fat, their tumors shrank too, suggesting a direct link between weight loss and reduced cancer progression. Promising Obesity Drug Curbs Breast Cancer in [...]