Cigna is a health service company that serves more than 46 million people in the world. The company provides a range of medical, dental, pharmacy, and behavioral and vision care plans. It offers term and universal life insurance policies. It also provides accident and disability insurance plans for businesses, affinity groups and individuals. Cigna offers its services in over 170 countries and jurisdictions. The company operates Cigna Voluntary, which provides limited-benefit health plans. It also operates Intracorp, which is one of the leading providers of case management services in the United States. Cigna owns and operates Choicelinx and Cigna International.