Breast cancer is a complex disease that affects millions of people worldwide. Understanding its causes, various types, and associated risk factors is crucial for early detection and effective treatment. In this article, we will delve into the fundamentals of breast cancer to help you gain a comprehensive understanding of this condition.
Causes of Breast Cancer:
The exact cause of breast cancer remains elusive, but medical research has identified several factors that contribute to its development. These include:
Genetic Mutations: Inherited gene mutations, such as BRCA1 and BRCA2, can significantly increase the risk of breast cancer. However, not all cases of breast cancer are linked to genetics.
Hormonal Influences: Hormones, particularly estrogen and progesterone, play a crucial role in breast cancer development. Women with high lifetime exposure to these hormones (e.g., early menstruation, late menopause, hormone replacement therapy) may be at a higher risk.
Age: Advancing age is a significant risk factor for breast cancer. The disease is more common in women over the age of 50.
Family History: A family history of breast cancer, especially in first-degree relatives (mother, sister, daughter), can increase an individual’s risk.
Radiation Exposure: Previous exposure to ionizing radiation, such as radiation therapy for other cancers, can elevate the risk of breast cancer.