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 have a longer life span than men? What is the reason has this advantage gotten larger as time passes? We only have partial evidence and the evidence is not sufficient to draw an informed conclusion.

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 longer than men and how is this difference growing in the past? There isn't much evidence and we're left with only some solutions.

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 are more likely to live longer than men? And how does this benefit increase as time passes? There is only limited evidence and the evidence is not sufficient to support an informed conclusion.

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 longer than men in the present and how have these advantages gotten bigger over time? The evidence is limited and we're left with only partial answers. While we are aware that there are biological, psychological, and environmental factors which all play a part in women's longevity more than men, we do not know how much each factor contributes.

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 so longer than men in the present, and why is this difference growing in the past? We only have a few clues and the evidence is not sufficient to draw an absolute conclusion.

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 makes women live more than men do today, and why is this difference growing in the past? We only have a few clues and the evidence isn't sufficient to reach a definitive conclusion. We know that behavioral, biological and environmental factors all play a role in the fact that women live longer than men; However, we're not sure how much the influence of each of these factors is.