Social Security beneficiaries have some changes coming in December and January, due to quirks of the calendar and a payment hike.

Social Security payments receive annual cost-of-living adjustments (COLAs) to protect the purchasing power of benefits from inflation. Americans have ranked inflation as their most pressing financial concern for three consecutive years,

For more, here's our essential Social Security cheat sheet, and don't miss the Social Security payment schedule and how to apply for Social Security Disability Insurance. What is