Causes and Prevention breast cancer

Causes and Prevention breast cancer


Causes and Prevention breast cancer
Increased age is a risk factor. Few cases of breast cancer occur before the 30 years, most occurring after the 50th. Family history of this type of cancer is a risk factor, although only about 25% of women have contemplated that the family history of the disease. A woman who has never been greater mother is at risk, and you had your first child after 30 years. It is also significant the interval between the onset of menstruation and first pregnancy complete. A woman whose first menstruation arose very early and complete their first pregnancy has been found, for example, after the 20 may incur a higher risk. Moreover, it is still who are at higher risk women who have undergone radiotherapy still young, and those who had a late menopause.

Studies have shown that oral contraceptives slightly increase the risk of breast cancer, while others have shown that there is no connection between them. Motherhood in early adulthood appears to be a protection factor. Women whose first pregnancy occurs later or not arriving children seem to have run a slightly higher risk.

Reproduction
The incidence of breast cancer increases with the length of the fertile woman's life. Women who had an early menstruation and late menopause are at an increased risk.
Women who had their first child soon face a lower risk of breast cancer, endometrial and ovarian regarding who had their first child later or not reached him. A pregnancy ending in abortion do not appear to have the same protective effect on breast cancer as those who come to a successful conclusion. It is believed that the beneficial effect of pregnancy is due to the stimulation of breast milk to form after a full pregnancy.

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