― Breast cancer is the abnormal growth of breast cells. These cells grow and replace healthy tissue. ∙ Breast cancer is a treatable disease. Early detection is the key to surviving breast cancer.This cancer usually starts as small nodules, over time can grow and spread to nearby areas, such as muscle and skin, as lump of pus under the arm. Especially the tumor can spread to vital organs such as liver, lung, brain, and spine. ∙ About one in eight women develop breast cancer. Even with [...].