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 Message Thank you! Oops! Related Content Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Retirement Redefined Around the country, attitudes about retirement are shifting.