LOS ANGELES, June 2 (Xinhua) -- The U.S. life expectancy disadvantage began in the 1950s and has steadily worsened over the past four decades, according to a new study.
The study, published Thursday in the American Journal of Public Health, shows more than 50 countries have surpassed the United States in life expectancy since 1933. Growth in U.S. life expectancy was slowest in Midwest and South Central states.
