New government data shows life expectancy in the U.S. has reached the lowest level since 2003.
New government data shows life expectancy in the U.S. has reached the lowest level since 2003.
KC teen with cystic fibrosis: Breakthrough drug 'a miracle'
Life expectancy in the U.S. plunged last year in the largest one-year drop since World War II, the Centers for Disease Control and..