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 main reason women live longer than men? And why is this difference growing in the past? There isn't much evidence and we're left with only some answers. We know that behavioral, biological and environmental factors all play a role in 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.
We know that women are living longer than men, regardless of their weight. However, this is not because of certain biological factors have changed. These factors are changing. Some are well known and relatively straightforward, like the fact that men smoke more often. Others are more complicated. For example, ماذا يحدث بين الزوجين في الحمام بالصور 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. As we can see, every country is above the diagonal line of parity - it means that in all nations that a baby girl can be expected to live longer than a new boy.1
This graph shows that while there is a female advantage throughout the world, the differences between countries are often significant. In Russia, women live 10 years more than men. In Bhutan the gap is less than half a calendar year.
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In the richer countries, the female advantage in longevity was previously smaller.
Let's examine how the female longevity advantage has changed over time. The following chart shows the men and women's life expectancies at the birth in the US between 1790 to 2014. Two distinct features stand out.
The first is that there is an upward trend. Men as well as women in the US live much, ماذا يحدث بين الزوجين في الحمام بالصور, https://glorynote.com, much longer than they did a century ago. This is in line with historical increases in life expectancy everywhere in the world.
Second, there's an increase in the gap between men and women: female advantage in life expectancy used to be very modest but it increased substantially over the course of the last century.
Using the option 'Change country in the chart, verify that these two points are applicable to other countries with available information: Sweden, France and the UK.
