Effects of Exercise and Cardiorespiratory Fitness on Estrogen Metabolism in Postmenopausal Women.
Charles E MatthewsJoshua N SampsonDarren R BrennerSteven C MooreKerry S CourneyaRegina G ZieglerChristine M FriedenreichPublished in: Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology (2018)
The protective effect of exercise on postmenopausal breast cancer is unlikely to be mediated by changes in estrogen metabolism.