Health insurer Cigna Corp reported a better-than-expected quarterly profit, helped by strong performance in its government and commercial businesses.<br />Revenue at Cigna's unit that sells commercial and government plans rose 8 percent to $6.62 billion.<br />Membership in government plans, in particular, increased 8.5 percent.<br />Cigna manages insurance plans for large companies and sells health plans to individuals on government exchanges created under the U.S. Affordable Care Act.<br />It also manages government Medicare and Medicaid plans.<br />Net income attributable to the company's shareholders rose to $547 million, or $2.10 per share, in the third quarter ended Sept. 30, from $534 million, or $2.01 per share, a year earlier.
