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 why women live longer than men? What is the reason has this advantage gotten larger in the past? We only have a few clues and افضل شامبو وبلسم the evidence is not sufficient to support an absolute conclusion. We know there are biological, behavioral as well as environmental factors which all play a part in the longevity of women over males, it isn't clear how much each factor contributes.

We know that women live longer than men, regardless of their weight. However it is not due to the fact that certain biological factors have changed. What are the factors that are changing? Some are well known and relatively straightforward, like the fact that men smoke more often. There are other issues that are more intricate. 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, افضل شامبو وبلسم 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 line of parity diagonally. This implies that a baby girl in every country can expect to live longer than her brothers.

This chart illustrates that, although there is a women's advantage in all countries, the differences across countries are often significant. In Russia women have a longer life span than men, while in Bhutan the difference is just half a year.

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In wealthy countries, the advantage of women in longevity was smaller
Let's look at how female longevity advantage has changed over time. The next chart compares the male and female lifespans at birth in the US from 1790 to 2014. Two things stand out.

There is an upward trend. Both genders in America have longer lives than they were a century ago. This is in line with historical increases in life expectancy everywhere in the world.

The gap is growing: Although the advantage of women in life expectancy was very small but it has risen significantly over time.

You can confirm that the points you've listed are applicable to other countries that have information by clicking on the "Change country" option on the chart. This includes the UK, France, and Sweden.