According to the U.S. Centers for Disease Control and Prevention (CDC), obesity will increase the risk of 13 types of cancer, and these cancers account for 40 percent of all cancers diagnosed in the United States each year, including: breast cancer, colon cancer, stomach cancer, liver cancer, esophageal cancer (esophageal adenocarcinoma), pancreatic cancer, kidney cancer, ovarian cancer, uterine cancer, gallbladder cancer, thyroid cancer, meningioma (a type of brain cancer), and multiple myeloma (a type of blood cancer).