Better health, longer lives.

Life expectancy has steadily increased with around 2.5 years per decade over the past 150 years and continuous to do so at a similar rate [1]. Before 1950, the increase in life expectancy was primarily driven by reductions in child mortality. During the last decades, however, the increase in life expectancy is mainly the result of mortality reductions at old age [2]. Better living conditions and hygiene have saved us from an early death, while incremental health care innovations have brought us an old age