Human longevity might be increasing over time, study says
After the age of 105, the risk of death for humans slows, plateaus and even decreases in some instances, according to a new study.
life span
Americans spend more on health, but have shorter life spans
Americans spend nearly twice as much on health care as other wealthy countries, but it's not doing much to improve their health, a new study finds. The United States has the shortest life expectancy and highest infant and maternal mortality rates among any of its peers.
