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 reason women have a longer life span than men? Why does this benefit increase in the past? The evidence isn't conclusive and we only have limited solutions. While we are aware that there are biological, psychological and environmental variables that all play a role in women who live longer than men, we don't know what [https://www.medcheck-up.com/?s=percentage percentage] each factor plays in.<br><br>We are aware that women live longer than men, regardless of weight. But this isn't because of certain biological or non-biological factors have changed. These factors are changing. Some are well known and relatively straightforward, [https://glorynote.com/%D8%B5%D8%A8%D8%BA-%D8%A7%D9%84%D8%B4%D8%B9%D8%B1-%D8%A8%D8%A7%D9%84%D8%A3%D8%B3%D9%88%D8%AF/ صبغ الشعر بالاسود] like the fact that men smoke more often. There are others 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, 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 all countries are over the line of parity diagonally. This implies that a baby girl from every country could expect to live longer than her younger brother.<br><br>This chart illustrates that, even though women enjoy an advantage in all countries, the differences across countries can be significant. In Russia women live 10 years longer than males. In Bhutan the difference is less than half a calendar year.<br><br>__S.17__<br>__S.19__<br>The advantage women had in terms of [https://edition.cnn.com/search?q=life%20expectancy life expectancy] was lower in the richer countries that it is today.<br>Let's examine how the female longevity advantage has changed over time. The following chart shows the male and female lifespans at birth in the US between 1790 and 2014. Two distinct points stand out.<br><br>There is an upward trend. Both genders in America have longer lives than they used to 100 years ago. This is in line with historical increases in life expectancy everywhere in the world.<br><br>There is a widening gap: The female advantage in life expectancy used to be extremely small but it increased substantially during the last century.<br><br>By selecting 'Change Country by country' in the chart, you will be able to verify that these two points apply to the other countries having available information: Sweden, France and the UK.