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Infographic showing the number of surveys completed, reports of menstrual symptoms, and menstrual cycles tracked during the study's first two years.

Participants contribute meaningful data during first two years of study

November 2021: Thanks to survey, menstrual cycle tracking, and sensor data shared by Apple Women’s Health Study participants throughout the study’s first two years, the study team has been able to gain a deeper understanding of women’s health across the lifespan.
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2021: A year in review

December 2021: Throughout 2021, the Apple Women’s Health Study team presented analyses and findings in a variety of ways.
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Participants contribute meaningful data during first two years of study

November 2021: Thanks to survey, menstrual cycle tracking, and sensor data shared by Apple Women’s Health Study participants throughout the study’s first two years, the study team has been able to gain a deeper understanding of women’s health across the lifespan.
Learn more

First published paper sets the stage for future analyses

October 2021: The Apple Women’s Health Study’s first paper, Design and methods of the Apple Women’s Health Study: a digital longitudinal cohort study sets the stage for future analyses aimed at facilitating discovery in women’s and reproductive health.
Learn more about the paper

Analysis: Pregnancy attempts dropped steeply during pandemic

September 2021: From May 2020 to October 2020, pregnancy attempts among women in the U.S. dropped from 6.1% to 4.9%—almost 20%—according to a new analysis from the Apple Women’s Health Study.
Read about pregnancy attempts

Study team discusses digital research innovations at National Summit on the Health of Women

June 2021: The Apple Women’s Health Study team led a session on “Digital Innovations for Women’s Health Research” during the 2021 National Summit on the Health of Women. The summit, presented by the Brigham and Women’s Marry Horrigan Connors Center for Women’s Health and Gender Biology, convened a multi-stakeholder group of bioscience experts to celebrate recent advancements in women’s health and advance innovative research.
Read about the session

Apple Women’s Health Study releases preliminary data to help destigmatize menstrual symptoms

March 2021: The Apple Women’s Health Study team at Harvard T.H. Chan School of Public Health has released preliminary scientific data on women and their menstrual symptoms, contributed by a cohort of 10,000 participants of varying ages and races across the U.S. participating in the study through Apple’s Research app. The data could advance the science around women’s health and help destigmatize menstruation, according to the researchers.
Read about data on menstrual symptoms

Apple Women’s Health Study celebrates first anniversary

November 2020: This month marks the first anniversary of the launch of the revolutionary Apple Women’s Health Study. The Harvard T.H. Chan School of Public Health along with Apple and the National Institute of Environmental Health Sciences (NIEHS) are working to gain a deeper understanding of how demographic and lifestyle factors could have an impact on menstrual cycles and gynecologic conditions including infertility, menopause, and polycystic ovary syndrome (PCOS).
Read about the anniversary

A Better Flow Chart for Medical Discovery

Spring 2020: The Apple Women’s Health Study—a unique partnership among Apple Inc., the Harvard T.H. Chan School of Public Health, and the National Institutes of Health (NIH)—has set out to demystify and illuminate menstruation and accord it the scientific scrutiny and social acceptance it deserves.
Feature in the Harvard Public Health Magazine

Gaining insight into women’s health

March 2020: Could an app help scientists better understand menstruation, fertility, and menopause? On an episode of Harvard Chan This Week in Health, Shruthi Mahalingaiah and JP Onnela talk about the groundbreaking Apple Women’s Health Study.
Full podcast episode