Don't Buy The Hype There are a lot of misconceptions about Social Security. Here’s the truth about three of them. Share | Related Content 18 Years’ Worth of Days The average retirement lasts for 18 years, with many lasting even longer. Will you fill your post-retirement days with purpose? What Is an Annuity? Annuities are versatile tools that can help you save for retirement and generate income in retirement. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.