Why Do Women 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 have a longer life span than men? And how has this advantage gotten larger in the past? The evidence is sketchy and we're left with only limited answers. We know that behavioral, biological and environmental factors play a role in the fact that women live longer than men; However, we're not sure how strong the relative contribution to each of these variables is.

We have learned that women live longer than men, regardless of weight. However it is not due to the fact that certain biological or non-biological factors have changed. What are the factors that are changing? Some are well known and ماذا يحدث بين الزوجين في الحمام بالصور, https://glorynote.com/, relatively straightforward, like the fact that men smoke more often. Certain are more complicated. For example, 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 all countries are over the diagonal line of parity. This means that a newborn girl in all countries can expect to live longer than her younger brother.

This chart illustrates that, although women have an advantage in all countries, the differences across countries are often significant. In Russia women live 10 years longer than men, while in Bhutan the difference is just half each year.

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In the richer countries, the women's advantage in longevity was previously smaller.
Let's look at how female longevity advantage has changed in the course of time. The next chart shows the male and female lifespans at birth in the US during the time period between 1790 and 2014. Two things stand out.

First, there is an upward trend. Both genders in the United States live longer than they were 100 years ago. This is in line with historical increases in life expectancy everywhere in the world.

The gap is widening: While the female advantage in life expectancy used to be quite small but it has risen significantly in the past.

When you click on the option "Change country from the chart, you are able to check that these two points apply to other countries with available information: Sweden, France and the UK.