1. 7 million patients reveal stunning link between semaglutide and lower dementia risk

A blockbuster diabetes and weight-loss drug might be doing more than controlling blood sugar—it could also be protecting the brain. Researchers at Case Western Reserve University found that people with type 2 diabetes who took semaglutide (the active ingredient in Ozempic and Wegovy) had a significantly lower risk of developing dementia. The benefit was especially strong in women and older adults.