Flu cases on the rise early as medication purchases surge

Fox News senior medical analyst Dr. Marc Siegel analyzes the surge in flu cases across the U.S. and reacts to actress Hilary Swank announcing her third pregnancy at age 52.

Fox News senior medical analyst Dr. Marc Siegel discusses rising flu activity across the U.S. and advances in fertility treatment after actress Hilary Swank reportedly announced her third pregnancy at 52.