The increase in life span at ages 40, 60, and 80 is still quite steady throughout the developed world,[1] and we&#x27;ve hardly even begun to apply powerful statistical techniques to national health care databases to identify best prevention and treatment practices better.<p>[1] &quot;Humans are living longer than ever before. In fact, newborn children in high-income countries can expect to live to more than 100 years. Starting in the mid-1800s, human longevity has increased dramatically and life expectancy is increasing by an average of six hours a day.&quot;<p><a href="http:&#x2F;&#x2F;www.prb.org&#x2F;Journalists&#x2F;Webcasts&#x2F;2010&#x2F;humanlongevity.aspx" rel="nofollow">http:&#x2F;&#x2F;www.prb.org&#x2F;Journalists&#x2F;Webcasts&#x2F;2010&#x2F;humanlongevity....</a>