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 have a longer life span than men? And how the advantage has grown as time passes? There is only limited evidence and the evidence is not sufficient to reach a [https://ajt-ventures.com/?s=definitive%20conclusion definitive conclusion]. While we are aware that there are biological, behavioral as well as environmental factors which all play a part in women's longevity more than men, we don't know the extent to which each factor plays a role.<br><br>We know that women are living longer than males, regardless of weight. However this is not because of certain non-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, [https://glorynote.com/ افضل شامبو وبلسم] 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 diagonal line of parity. This implies that a baby girl from every country could expect to live longer than her older brother.<br><br>This chart illustrates that, although there is a women's advantage throughout the world, the differences between countries can be substantial. In Russia women live 10 years longer than males; while in Bhutan the difference is less than half each year.<br><br>__S.17__<br>__S.19__<br>The advantage women had in life expectancy was less in developed countries than it is today.<br>Let's take a look at how the female longevity advantage has changed over time. The chart below shows gender-based and female-specific life expectancy at birth in the US during the period 1790 to 2014. Two distinct points stand out.<br><br>There is an upward trend. Men and women in the United States live longer than they did 100 years ago. This is in line with historical increases in life expectancy everywhere in the world.<br><br>Second, the gap is getting wider: Although the advantage of women in life expectancy was quite small It has significantly increased over time.<br><br>Using the option 'Change country' on the chart, you will be able to verify that these two points are also applicable to the other countries with available data: Sweden, France and the UK.