Cancer before age 50 is rare, but increasing, in the United States and researchers want to know why. A new government study provides the most complete picture yet of early-onset cancers, finding that ...

The most common type of colon cancer is adenocarcinoma, which usually has a favorable outcome if diagnosed and treated early. Screening is an important tool for a prompt diagnosis. Colorectal cancer ...

Bladder cancer is mainly urothelial carcinoma, with non-muscle-invasive and muscle-invasive types, and smoking as a key risk factor. Diagnosis involves cystoscopy, biopsy, urine cytology, and imaging ...

Blood cancers start when blood cells become cancerous and disrupt red blood cells, white blood cells, or platelets, often beginning in bone marrow. The main blood cancer types include leukemia, ...

Spots, bumps or patches that suddenly appear on your skin can be alarming, especially if they grow quickly, become red or irritated, or do not seem to heal. It can be difficult to tell whether it is ...