The Great Recession hit the nation hard, and many people saw their retirement assets burned. There's a population of workers who have no idea how they'll make it through retirement on what they've managed to save since the Great Recession ended. A study from the Transamerica Center for Retirement Studies  A Retirement Security Retrospective: 2007 Versus 2017 finds that people are more secure in their retirement preparations now than before the Great Recession, but problems linger. Take a look above at 10 changes in retirement security since the Great Recession. READ MORE: 10 countries with the most secure retirement GAO: U.S. retirement security imperiled by systemic challenges Ward off clients' retirement crisis with talk of Social Security