Cells in the body normally divide reproduce only when new cells are needed. Sometimes, cells in a part of the body grow and divide out of control, which creates a mass of tissue called a tumor. If the cells that are growing out of control are normal cells, the tumor is called benign not cancerous.
He is affiliated with Breast Cancer Trials as Director. Republish our articles for free, online or in print, under Creative Commons licence. Breast cancer is the most common cancer in women worldwide and the second-most-common cause of death from cancer.
Back to Breast cancer in women. The causes of breast cancer aren't fully understood, making it difficult to say why one woman may develop breast cancer and another may not. Some of these you can't do anything about, but there are some you can change.
Error: This is required. Error: Not a valid value. Being a woman is the main risk factor for breast cancer.
Studies have shown that your risk for breast cancer is due to a combination of factors. The main factors that influence your risk include being a woman and getting older. Most breast cancers are found in women who are 50 years old or older.
Cancer occurs when changes called mutations take place in genes that regulate cell growth. The mutations let the cells divide and multiply in an uncontrolled way. Breast cancer is cancer that develops in breast cells.
By making small healthy changes and living well now, you can lower your chances of getting breast cancer. Regularly drinking alcohol is associated with a higher risk of developing breast cancer. Limiting the amount of alcohol you drink can reduce your risk of breast cancer. Your risk of developing breast cancer increases if you are overweight or obese after the menopause.
Breast cancer is cancer that develops from breast tissue. Risk factors for developing breast cancer include being female, obesitylack of physical exercise, drinking alcoholhormone replacement therapy during menopauseionizing radiationearly age at first menstruationhaving children late or not at all, older age, prior history of breast cancer, and family history. The balance of benefits versus harms of breast cancer screening is controversial.
Each breast contains 15 to 20 lobes of glandular tissue, arranged like the petals of a daisy. The lobes are further divided into smaller lobules that produce milk for breast-feeding. Small tubes ducts conduct the milk to a reservoir that lies just beneath your nipple. After skin cancer, breast cancer is the most common cancer diagnosed in women in the United States.