Walter C. Willett
Harvard University
2514 Papers
22.7K Citations
Walter C. Willett is an academic researcher from Harvard University. The author has contributed to research in topics: Medicine & Risk factor. The author has an hindex of 334, co-authored 2399 publications. Previous affiliations of Walter C. Willett include Tulane University & Tufts University.
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Papers
Isotemporal Substitution Paradigm for Physical Activity Epidemiology and Weight Change
TL;DR: The isotemporal substitution paradigm was developed as a new analytic model to study the time-substitution effects of one activity for another and heterogeneous relations with weight change were found for each activity type when displaced by other activities across various models.
Moderate Alcohol Consumption During Adult Life, Drinking Patterns, and Breast Cancer Risk
TL;DR: Low levels of alcohol consumption were associated with a small increase in breast cancer risk, with the most consistent measure being cumulative alcohol intake throughout adult life.
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Duration of Lactation and Incidence of Type 2 Diabetes
TL;DR: Longer duration of breastfeeding was associated with reduced incidence of type 2 diabetes in 2 large US cohorts of women, and women with a birth in the prior 15 years had a decreased risk of diabetes.
Intake of Potassium, Magnesium, Calcium, and Fiber and Risk of Stroke Among US Men
Alberto Ascherio,Eric B. Rimm,Miguel A. Hernán,Edward Giovannucci,Ichiro Kawachi,Meir J. Stampfer,Walter C. Willett +6 more
TL;DR: Data are consistent with the hypothesis that diets rich in potassium, magnesium, and cereal fiber reduce the risk of stroke, particularly among hypertensive men, and use of potassium supplements should be carefully monitored and restricted to men taking potassium-losing diuretics.
473
Monthly High-Dose Vitamin D Treatment for the Prevention of Functional Decline: A Randomized Clinical Trial
Heike A. Bischoff-Ferrari,Bess Dawson-Hughes,E. John Orav,Hannes B. Staehelin,Otto W. Meyer,Robert Theiler,Walter Dick,Walter C. Willett,Andreas Egli +8 more
TL;DR: Although higher monthly doses of vitamin D were effective in reaching a threshold of at least 30 ng/mL of 25-hydroxyvitamin D, they had no benefit on lower extremity function and were associated with increased risk of falls compared with 24,000 IU.