Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last. 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 Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement. Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns.