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Related Experiment Video

Updated: Jul 16, 2026

Orthotopic Ovarian Transplantation Procedures to Investigate the Life- and Health-span Influence of Ovarian Senescence in Female Mice

Orthotopic Ovarian Transplantation Procedures to Investigate the Life- and Health-span Influence of Ovarian Senescence in Female Mice

Published on: February 12, 2018

Why do women live longer than men?

Tom Eskes¹, Clemens Haanen

¹Department of Obstetrics, University Medical Centre 6500 HB Nijmegen, The Netherlands. tkabeskes@hotmail.com

European Journal of Obstetrics, Gynecology, and Reproductive Biology

|February 28, 2007

Summary

Women live longer than men due to a combination of genetic factors and the cardiovascular benefits of female hormones. These biological advantages contribute to lower heart disease risk in women before menopause.

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Area of Science:

Cardiovascular Science
Reproductive Endocrinology
Genetics

Background:

Significant gender disparity exists in life expectancy, with women living 4-5 years longer than men.
Men face substantially higher cardiovascular mortality (5x) and morbidity (3x) compared to women.
Genetic factors, including chromosomal differences and telomere length, contribute to longevity but do not fully explain the gender gap.

Purpose of the Study:

To investigate the multifactorial reasons behind the 4-5 year life-span advantage in women.
To explore the role of cardiovascular risk, genetics, and hormonal influences on gender-specific longevity.

Main Methods:

Comparative analysis of cardiovascular mortality and morbidity data between genders.
Examination of genetic factors, including chromosomal constitution and telomere dynamics.
Investigation of the cardiovascular effects of endogenous estradiol during reproductive years.

Main Results:

Cardiovascular risks are significantly higher in men, contributing to increased mortality and morbidity.
Genetic differences, such as telomere length, play a role but do not entirely account for the longevity gap.
Endogenous estradiol induces positive cardiovascular changes, increasing cardiac output and promoting cardiovascular compliance, particularly during the reproductive years.

Conclusions:

The cardiovascular benefits conferred by endogenous estradiol, particularly the "jogging female heart" effect, contribute to lower cardiovascular disease incidence in premenopausal women.
Hormonal influences and genetic factors collectively explain the observed gender difference in life-span and cardiovascular health outcomes.
Cardiovascular compliance achieved through hormonal effects during reproductive years may explain the reduced incidence of heart disease before menopause and the subsequent equalization of risk post-menopause.