Cancer is the second leading cause of death globally, after cardiovascular diseases (CVDs). Cancer is defined as a group of diseases characterized by uncontrolled growth and spread of abnormal cells. As per estimates, cancer affects women less frequently than men – one in two men will develop some form of the disease in a lifetime, compared with one in three women. Also, women are known to survive the disease more often than men. Some attribute these differences to the fact that many of the lifestyle-related risk factors for cancer, such as smoking, drinking and eating fatty foods, are more prevalent among men than women. Studies also indicate that genetic differences between males and females may account for some of the imbalance.But there are some cancers that only affect women because they develop in a woman’s reproductive system, which includes the uterus, fallopian tubes, ovaries, cervix, vagina and vulva. Below are 5 most common cancers among women and the risk factors associated with them: