The trend of de-risking corporate defined benefit pension plans calls into the question the viability of the insurance companies that assume the obligations, according to a new report from the International Monetary Fund.

Independent agents helped Medigap policy issuers generate big increases in sales and in-force revenue between 2013 and 2014.

UnitedHealth Group raised its full-year forecast after saying that profit gained in the second quarter, helped by its booming Optum technology and services unit.

About 6.6 million U.S. taxpayers paid a penalty imposed for the first time this year for not having health insurance.