Why Do Women Have Longer Lives Than Men

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 more than men do today and how does this benefit increase over time? There isn't much evidence and افضل كريم للشعر we only have some solutions. Although we know that there are biological, psychological and environmental factors that all play a role in women living longer than males, we aren't sure the extent to which each factor plays a role.

It is known that women live longer than males, regardless of weight. But this isn't due to the fact that certain non-biological aspects have changed. These variables are evolving. Some are well known and relatively straightforward, like the fact that men smoke more often. Other 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.

Everywhere in the world women tend to live longer than men
The first chart below shows life expectancy at birth for men and women. We can see that all countries are over the diagonal line of parity. This implies that a baby girl from every country could anticipate to live longer than her brother.

The chart below shows that even though women enjoy an advantage throughout the world, the differences between countries can be substantial. In Russia women live for 10 years longer than men. In Bhutan the difference is just half a year.

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The female advantage in terms of life expectancy was lower in developed countries than it is now.
Let's examine how the female advantage in terms of longevity has changed over time. The next chart shows male and افضل كريم للشعر, click through the following internet site, female life expectancy at birth in the US over the period 1790-2014. Two specific points stand out.

The first is that there is an upward trend. and women in the US live much, much longer today than a century ago. This is in line with historical increases in life expectancy everywhere in the world.

Second, the gap is widening: While the female advantage in life expectancy used to be extremely small however, it has grown significantly with time.

You can verify that these principles are also applicable to other countries with data by clicking the "Change country" option on the chart. This includes the UK, France, and Sweden.