© 2000 by Oxford University Press
Journal of the National Cancer Institute, Vol. 92, No. 8, 597-599,
April 19, 2000
© 2000 Oxford University Press
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Nurses Health Study: Nurses Helping Science and Themselves
As the Nurses Health Study nears its 25-year anniversary, a glance back at the contributions made to womens health by more than 100,000 nurses reveals an impressive legacy. Early findings focused on the effects of oral contraceptives and smoking on major illnesses in women. As time progressed, the study has broadened to look at the effects of dietary and other lifestyle factors on womens health. Now, nearly 400 publications later, the Nurses Health Study is still active with more than 50 publications in 1999 alone.
It all began with the birth control pill. Frank E. Speizer, M.D., of Harvard Medical Schools Channing Laboratory in Boston, wanted to determine the long-term health effects, if any, of oral contraceptives. So, in 1976, as head of the Nurses Health Study (NHS) research group, Speizer sent a letter and two-page questionnaire to 121,000 married, female registered
Lifestyle Changes
Limitations
Cohort Comparisons