Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources. Spotting Credit Trouble The wise use of credit is a critical skill. These 10 questions will help you assess your skill level. How Income Taxes Work A quick look at how federal income taxes work.