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 has this advantage gotten larger over time? There is only limited evidence and the evidence is not sufficient to reach an absolute conclusion. We know that biological, behavioral and علامات الحمل بولد environmental factors play a role in the fact that women live longer than men; However, we’re not sure how significant the impact of each of these factors is.
We know that women live longer than men, regardless of weight. But, this is not because of certain non-biological aspects have changed. These variables are evolving. Some are well known and علامات الحمل بولد relatively straightforward, like the fact that men smoke more often. Others 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 every country is above the line of parity diagonally. This means that a newborn girl from every country could anticipate to live longer than her brothers.
This chart shows that, although women have an advantage in all countries, the differences across countries could be significant. In Russia, women live 10 years more than males. In Bhutan the difference is less that half a year.
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The advantage of women in life expectancy was less in rich countries than it is now.
Let’s take a look at how the female longevity advantage has changed over time. The next chart plots male and female life expectancy at birth in the US over the period 1790-2014. Two things stand out.
First, there is an upward trend. as well as 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.
The gap is getting wider: Although the female advantage in life expectancy was extremely small but it has risen significantly over time.
If you select the option “Change country in the chart, you can determine if these two points apply to the other countries having available information: Sweden, France and the UK.
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Why do women live longer than men? 4 years ago