Why Women Are More Likely To Live Longer Than Men

Everywhere in the world women live longer than men - but this was not always the case. The available data from rich countries shows that women didn't live longer than men in the 19th century. What's the reason women live longer than men? What is the reason is this difference growing as time passes? We only have partial evidence and the evidence isn't sufficient to reach an unambiguous conclusion. We are aware that behavioral, biological and environmental factors contribute to the fact that women live longer than men; however, we do not know how strong the relative contribution of each one of these factors is.

In spite of the number of pounds, we know that a large portion of the reason why women live longer than men in the present and not in the past, is to be due to the fact that a number of key non-biological factors have changed. The factors changing are numerous. Some are well known and relatively straightforward, like the fact that men smoke more often. Some are more complex. For example, زيوت تطويل الشعر (click through the following internet site) there is evidence that in rich countries the female advantage increased in part because infectious diseases used to affect women disproportionately a century ago, so advances in medicine that reduced the long-term health burden from infectious diseases, especially for survivors, ended up raising women's longevity disproportionately.

Everywhere in the world women tend to live longer than men
The first chart below shows life expectancy at birth for men and women. It is clear that every country is above the line of parity diagonally. This means that a newborn girl in every country can be expected to live for longer than her brother.

Interestingly, this chart shows that although the female advantage is present everywhere, global differences are significant. In Russia women live for 10 years longer than men. In Bhutan there is a difference of just half a year.

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In the richer countries, the advantage of women in longevity was previously smaller.
Let's see how the female longevity advantage has changed in the course of time. The next chart plots the male and female lifespans when they were born in the US from 1790 to 2014. Two aspects stand out.

There is an upward trend: Men and women in the US have a much longer life span longer today than a century ago. This is in line with historical increases in life expectancy everywhere in the world.

There is a widening gap: The female advantage in life expectancy used to be quite small however, زيوت تطويل الشعر it has increased significantly in the past century.

You can verify that these are applicable to other countries that have information by clicking on the "Change country" option in the chart. This includes the UK, France, and Sweden.