The male breast may enlarge and feel tender. Cancer deaths are decreasing for the first time since the early 1990's. Decreased cancer deaths are also due, in large part, to a decrease in breast cancer thanks to early diagnosis and mammography screening. Obesity increases estrogen levels in women and can cause early menarche in young girls. Slim girls tend to menstruate later, offering some protection from breast cancer.
Physical activity decreases estrogen levels.
Eat lots of fruits and vegetables. Eat lots of soy foods including tofu, miso, tempeh, soy milk and soybeans. Replace harmful transfats and hydrogenated fats with protective fats found in flax, extra virgin olive oil and cold water fish like salmon, tuna, mackerel, cod and sardines. Remember to use oils like flax and olive unheated. Eat yogurt with live bacterial culture, which is known as acidophilus.