"People who decide to stick with the coverage they've already gotten through Obamacare, rather than switching plans, are at risk for some of the biggest premium spikes anywhere in the system. And some people won't even know their costs went up until they get a bill from the IRS. Insurance plans generally raise their premiums every year, but those costs are just the tip of the iceberg for millions of Obamacare enrollees. A series of other, largely invisible factors will also push up many consumers' premiums."  MORE >>