NutriRise

U nderstanding Cancer: Causes, Progression, and Advances in Treatment Introduction Cancer remains one of the most significant health challenges of the 21st century. Defined as the uncontrolled growth and spread of abnormal cells, cancer can affect virtually any part of the body. Despite decades of research, the disease continues to be a leading cause of death worldwide. However, advancements in detection, treatment, and personalized medicine are offering new hope for patients and caregivers alike. What Is Cancer? Cancer is not a single disease but a collection of related diseases characterized by abnormal cell division and the ability of these cells to invade other tissues. These abnormal cells can form tumors (masses of tissue), although not all cancers result in tumor formation (e.g., leukemia, a cancer of the blood). Normal cells follow an orderly life cycle—growth, division, and death. Cancer cells, however, continue to grow and divide uncontrollably, often ignori...