Oncology is a multidisciplinary field dedicated to the study, diagnosis, and treatment of cancer. It integrates advances in molecular biology, genomics, and immunotherapy to better understand tumor development and progression. Modern oncology focuses on precision medicine, enabling targeted therapies tailored to individual patient profiles. Through continuous innovation in early detection, personalized treatment strategies, and clinical research, oncology plays a critical role in improving survival rates and enhancing quality of life for patients worldwide.