Would you buy insurance from a duck? Aflac counts on it! To soften the financial stresses during periods of disability or illness, Aflac sells supplemental health and life insurance policies, including coverage for accidents, intensive care, dental, vision, and disability, as well as for specific conditions, primarily cancer. It is a leading supplier of supplemental insurance in the US and is an industry leader in Japan's cancer-insurance market (with 14 million policies in force). Aflac, which is marketed through -- and is an acronym for -- American Family Life Assurance Company, sells policies that pay cash benefits for hospital confinement, emergency treatment, and medical appliances.