This document discusses cancer, including the types, causes, symptoms, diagnosis, and treatment. It notes that cancer prevalence is increasing worldwide and especially in developing countries. In India, the major causes of cancer are dietary habits, tobacco, alcohol, radiation, and other pollutants. Recent studies discussed found that lifestyle changes can reduce prostate cancer risk, research aims to suppress brain cancer therapy resistance, and fish oil may reduce breast cancer risk. The conclusion emphasizes controlling cancer risk factors, increasing awareness, and focusing on diet and lifestyle to prevent cancer.