Some retirees manage to live solely on Social Security through discipline and lifestyle choices. Jean Hullihan receives $4,200 per month after working in a high-wage industry, while Sheri Makasini, an airline industry worker, struggles. 40% of retirees rely solely on Social Security to cover expenses. Calculate your potential benefit on the SSA website. Consider optimizing retirement accounts for the long haul. Retirees share the secret of right-sizing lifestyle to meet needs.

Read more at Yahoo Finance: A frugal Kentucky couple lives entirely on Social Security. But can you retire comfortably on benefit payments alone?