U.S. Public Health
During the 20th century in the U.S., life expectancy at birth increased by 62 percent, from 47 years in 1900 to 76 years in 2000—a nearly 30-year increase. Improvement in the health status of...
During the 20th century in the U.S., life expectancy at birth increased by 62 percent, from 47 years in 1900 to 76 years in 2000—a nearly 30-year increase. Improvement in the health status of...