Results from a large study reassure women that having fertility treatment will not increase their risk of developing breast cancer Boosting oestrogen levels in a woman's body could in theory promote the ...

Scientists have pinpointed the molecular on-off switch that the powerful drug tamoxifen uses to attack breast cancer and which prevents it from working in some women.

Women who took calcium and vitamin D supplements developed breast cancer at the same rate as women who didn't take them, a large clinical trial has found, contradicting conclusions from previous studies that ...