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's the main reason women are more likely to live longer than men? Why is this difference growing in the past? There is only limited evidence and the evidence is not sufficient to draw a definitive conclusion. While we are aware that there are behavioral, biological and environmental factors that play an integral role in the longevity of women over males, we aren't sure the extent to which each factor plays a role.<br><br>We are aware that women live longer than males, regardless of weight. However, this is not because of certain biological factors have changed. The factors changing are numerous. Some are well known and relatively straightforward, like the fact that men smoke more often. Some are more complex. 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. We can see that every country is over the line of parity diagonally. This means that a newborn girl from every country could be expected to live for longer than her brother.<br><br>The chart above shows that while the female advantage exists in all countries, difference between countries is huge. In Russia, women live 10 years longer than men. In Bhutan, the [https://www.britannica.com/search?query=difference difference] is less than half a calendar year.<br><br>__S.17__<br>__S.19__<br>The advantage women had in life expectancy was much lower in developed countries than it is now.<br>Let's look at how the gender advantage in longevity has changed with time. The following chart shows the male and female lifespans when they were born in the US between 1790 and 2014. Two aspects stand out.<br><br>There is an upward trend. Both genders in America live longer than they were a century ago. This is in line with historical increases in life expectancy everywhere in the world.<br><br>The second is that there is an increase in the gap between men and women: female advantage in terms of life expectancy used to be very modest however, it has increased significantly over the course of the last century.<br><br>Using the option 'Change country in the chart, [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/ كيفية إقامة علاقة بالصور] determine if these two points also apply to other countries that have available data: Sweden, France and the UK.