Video duration: 2:32
Nearly 80 percent of the antibiotics in the U.S. arent used on people. Theyre used on animalsanimals we eatand most arent even sick. Low-level doses of antibiotics for extended periods of time are used mainly to increase animal weight gain. Livestock ranchers Bill and Nicolette Niman share their insights on the growing movement to remove sub-therapeutic antibiotics from American beef.