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. Why do women live more than men do today, and why is this difference growing over time? We have only a small amount of evidence and the evidence is not strong enough to make an absolute conclusion. We know there are behavioral, biological and environmental factors that all play a role in women living longer than males, we aren't sure what percentage each factor plays in.<br><br>We have learned that women are living longer than men, regardless of their weight. However it is not because of certain non-biological aspects have changed. These factors are changing. Some are well known and relatively straightforward, علامات الحمل بولد; [https://glorynote.com/%D8%B9%D9%84%D8%A7%D9%85%D8%A7%D8%AA-%D8%A7%D9%84%D8%AD%D9%85%D9%84-%D8%A8%D9%88%D9%84%D8%AF/ glorynote.com], like the fact that men smoke more often. Certain are more complicated. For example, there is evidence that in rich countries the female advantage increased in part because infectious diseases used to affect [https://www.wired.com/search/?q=women%20disproportionately 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. As you can see, all countries are above the diagonal parity line - this means in all countries a newborn girl can expect to live for longer than a newborn boy.1<br><br>This graph shows that although there is a women's advantage throughout the world, the differences between countries can be substantial. In Russia women have an average of 10 years more than men, while in Bhutan the difference is less than half each year.<br><br>__S.17__<br>__S.19__<br>The female advantage in terms of life expectancy was lower in countries with higher incomes as compared to the present.<br>Let's now 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 over the period 1790-2014. Two points stand out.<br><br>The first is that there is an upward trend. Men and women in America have longer lives than they used to a century ago. This is in line with historical increases in life expectancy everywhere in the world.<br><br>There is an increasing gap: The female advantage in terms of life expectancy used be very modest however it increased dramatically during the last century.<br><br>Using the option 'Change country by country' in the chart, you can confirm that the two points are also applicable to the other countries having available information: Sweden, France and the UK.