The Ultimate Longevity of Mankind

Ultimate limit to human longevity

Are there limits to human longevity? We suggest a new demographic model to describe human demographic trajectories. Specifically, the model mathematically defines the limits of longevity. Through the demographic analysis of trends for Sweden (between 1751 and 2002), Switzerland (between 1876 and 2002) and Japan (between 1950 and 1999), which are the longest-lived countries, we would like to dem...

The History of Mankind

The birth of mankind.

To cite: Smith L. J Fam Plann Reprod Health Care 2014;40:69–70. BACKGROUND For over a century, between 1540 and 1654, one piece of medical literature, The Byrth of Mankynde, was what would now be described as a bestseller and a huge commercial success. This is hardly surprising, as its contents offered information on some of the secrets of the human body that could transform the fortunes of the...

The proper study of mankind.

The proper study of mankind.

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