date:Aug 21, 2018
, where obesity is associated with a lower risk of ER-positive breast cancer. This is not a reason to try to gain weight to prevent breast cancer. It just means the pathway to developing breast cancer is different in younger women compared to older women, and more research is needed to understand this.
Once diagnosed with breast cancer though, the effect of obesity on breast cancer outcomes is independent of menopausal status. Studies have shown that obesity along with decreased physical activi