Aetna is a huge name in the insurance industry. It is one of the largest health insurance providers in the United States, with over 46 million members. Founded in 1853, AETNA has grown to become a Fortune 500 company and is now a leader in providing health care, dental, pharmacy, group life, disability, and long-term care insurance. AETNA also offers a variety of other services, such as wellness programs, health education, and financial protection.