When is the best time of year to get a flu shot?

Chief Medical Officer of Northwestern Medicine’s Northwest region of hospitals Dr. Irfan Hafiz joins Bob Sirott to talk about when you should get your flu shot and how Omega-3 could help protect women against Alzheimer’s. He also shares a study that looks at a possible connection between colon cancer and running marathons, the FDA’s approval using Wegovy to treat a serious liver disease, and how to help prevent West Nile virus.