Individual Study / SWAN

Study of Women’s Health Across the Nation

Study of Women’s Health Across the Nation

SWAN logo
Initiatives -
The goal of SWAN’s research is to help scientists, health care providers and women learn how mid-life experiences affect health and quality of life during aging.
Start Year
National Institute on Aging (NIA), the National Institute of Nursing Research (NINR), the National Institutes of Health (NIH), Office of Research on Women’s Health, and the National Center for Complementary and Alternative Medicine.
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Investigators Contacts
  • MD, Dr Susan Johnson
    University of Michigan
  • Professor Howard Kravitz
    Rush University Medical Center
  • Project Director Kerry Richards-McCullough
    University of Michigan
  • Dr. Professor Sioban Harlow
    University of Michigan


Study design
Population cohort
Follow Up
16 follow-up visits that have taken place approximately every year. The annual visit has included the following core components: physical measures (weight, height, hip, waist, and blood pressure), fasting morning blood draw, interviewer-administered and self-administered questionnaires. Women were also given menstrual calendars to complete monthly over the next year.

Marker Paper

Santoro N, Sutton-Tyrrell K. The SWAN song: Study of Women's Health Across the Nation's recurring themes. Obstet Gynecol Clin North Am. 2011 Sep;38(3):417-23. doi: 10.1016/j.ogc.2011.05.001.

PUBMED 21961710


Sources of Recruitment
  • Individuals

Number of participants

Number of participants
Number of participants with biosamples


Availability of data and biosamples


Availability of access information

On the study website :

Supplementary Information