Examine individual changes

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 is the reason women live longer than men? And why has this advantage gotten larger over time? We only have a few clues and the evidence isn't sufficient to draw an unambiguous conclusion. Although we know that there are biological, كيفية إقامة علاقة بالصور ([https://glorynote.com/%D8%A7%D9%88%D8%B6%D8%A7%D8%B9-%D8%A7%D9%84%D9%88%D9%82%D9%88%D9%81/ glorynote.com]) psychological as well as environmental factors which all play a part in the longevity of women over males, it isn't clear how much each one contributes.<br><br>In spite of the precise weight, we know that at least a portion of the reason why women live longer than men do today but not in the past, has to do with the fact that some important non-biological aspects have changed. What are these changing factors? Some are well known and 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.<br><br>Everywhere in the world women tend to live longer than men<br>The first chart below shows life expectancy at birth for men and women. It is clear that every country is above the diagonal line of parity. This means that a newborn girl in every country can anticipate to live longer than her brothers.<br><br>This chart illustrates that, although there is a women's advantage everywhere, cross-country differences could be significant. In Russia women live for 10 years longer than men. In Bhutan there is a difference of only half a year.<br><br>__S.17__<br>__S.19__<br>In rich countries the women's advantage in longevity was not as great.<br>Let's look at the way that female advantages in longevity has changed over time. The next chart shows male and female life expectancy at birth in the US during the time period between 1790 and 2014. Two things stand out.<br><br>The first is that there is an upward trend. as well as women in the US live much, much longer than they did a century ago. This is in line with historical increases in life expectancy everywhere in the world.<br><br>Second, the gap is increasing: While the [https://www.wikipedia.org/wiki/advantage advantage] of women in life expectancy used to be quite small, it has increased substantially in the past.<br><br>When you click on the option "Change country from the chart, you are able to check that these two points are also applicable to other countries with available information: Sweden, France and the UK.