Why Women Live Longer 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's the reason women have a longer life span than men? And how has this advantage gotten larger as time passes? The evidence is sketchy and we're left with only partial answers. We are aware that behavioral, biological and environmental factors all contribute to the fact that women have longer lives than men, but we don't know exactly how strong the relative contribution to each of these variables is.

We have learned that women live longer than men, regardless of weight. However, this is not because of certain non-biological factors have changed. These factors are changing. 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 افضل كريم للشعر (Glorynote`s statement on its official blog) 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. It is clear that every country is above the line of parity diagonally. This means that a newborn girl from every country could expect to live longer than her brothers.

Interestingly, this chart shows that while the female advantage is present everywhere, difference between countries is huge. In Russia women have a longer life span than men, while in Bhutan the gap is just half an hour.

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The female advantage in life expectancy was much lower in the richer countries than it is today.
Let's examine how the female advantage in terms of longevity has changed over time. The following chart shows male and female life expectancies when they were born in the US between 1790 and 2014. Two aspects stand out.

The first is that 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.

Second, افضل كريم للشعر the gap is increasing: While the advantage of women in life expectancy was very small, it has increased substantially over time.

If you select the option "Change country by country' in the chart, you are able to determine if these two points are applicable to other countries that have available information: Sweden, France and the UK.