Mayo Clinic Minute: Hepatitis C Epidemic

Hepatitis C is a worldwide epidemic. Mayo Clinic experts estimate that nearly one-third of the globe's population has been or is infected with the hepatitis C virus. Most people don't know they have the infection because it doesn't cause symptoms until liver damage shows up decades later, often during routine medical tests. In this Mayo Clinic Minute, reporter Vivien Williams talks to a Mayo Clinic infectious diseases doctor about the hepatitis C epidemic.