Sex Hormones in Women With Elevated Breast Cancer Risk Undergoing Weight Loss

Sedentary lifestyles and obesity are known risk factors for breast cancer. Elevated estrogen levels correlate with obesity and, independently, with increased breast cancer risk. Lifestyle interventions that reduce obesity may mitigate this risk, potentially via estrogen pathways. In a 6-month lifestyle intervention, overweight/obese women with high breast cancer risk were randomized to control ( n = 7) or intervention ( n = 6) and analyzed for...