Plan for the fun years without shortchanging the rest.© Mirko Vitali/stock.adobe.comYou’ve run the numbers and decided you can finally stop working. Perhaps you used the FIRE method (financial independence, retire early), the 4% rule, or another retirement income strategy to get there. You’ve mapped out your Social Security benefits and planned your withdrawals from your retirement savings. You feel confident that your money will last. But if you miscalculate or make a few common mistakes during retirement, your nest egg may not stretch as far as you’d hoped.

　　It’s a concern shared by many seniors and driven in part by spending that often changes as retirement progresses, a pattern financial planner Michael K. Stein helped popularize in The Prosperous Retirement (1998). He broke down retiree spending into three categories: the early, active Go-Go Years, when retirees tend to spend more; the Slow-Go Years, as discretionary spending slows; and the No-Go Years, when the focus shifts mainly to essentials and health care. Understanding this pattern can help you anticipate when your budget may stretch and when it might tighten.

　　Overspending is easy during the Go-Go YearsThe early years of retirement, from about the mid-60s to mid-70s, are often the most active. Many retirees remain healthy, energetic, and eager to do the things they chose or needed to postpone during their working years. That enthusiasm to make up for lost time can make it easy to spend more freely than planned. Even with a careful withdrawal strategy, such as the 4% rule, everyday choices and long-deferred plans can push spending above budget. Common areas of overspending include:

　　Travel. Longer or more frequent trips can quickly add up, especially when you factor in airfare, lodging, and new gear for each adventure. Hobbies. With more time for interests like crafts, golf, or gardening, the cost of equipment and supplies can climb higher than expected.Dining out and entertainment. With more free time, meals out, concerts, and other outings can become frequent splurges that unwittingly boost monthly spending.Family. Helping adult children with significant expenses such as weddings, home down payments, or college funds for grandchildren can reduce savings faster than planned.Overspending early in retirement can do more than strain your budget—it can also magnify what financial planners call sequence risk. Even if your retirement calculator projected steady investment growth over several decades, taking large withdrawals during a market downturn can shrink your potential for future earnings.

　　Can you catch your breath during the Slow-Go Years?The middle phase of retirement (roughly mid-70s to mid-80s) is when many retirees find that their spending levels off for a while. Travel and leisure expenses often decline, although day-to-day costs such as groceries, utilities, and insurance may continue to rise, particularly if inflation runs high. Health care begins to take up a larger share of the budget, whether through higher out-of-pocket costs or planning for future care.

　　During this period, spending on family remains a priority for many seniors, who may choose to visit loved ones more frequently, take special trips together, or help with big expenses such as weddings or college tuition. These costs alone may not derail a retirement plan, but they can add up over time, especially if they weren’t part of the original budget. Routinely tracking expenses can help you balance your priorities.

　　Health care costs could mar your No-Go YearsThe final stage of retirement, often beginning in the mid-80s, tends to bring sharper limits on mobility and independence. As health needs grow, many retirees consider new living arrangements, ranging from aging in place with support services to moving into independent living, continuing care, or assisted living communities. These options can be costly, especially when combined with rising medical expenses.

　　Discretionary spending usually declines at this stage, but higher housing and health care costs can more than offset those reductions. Some retirees also choose to make charitable gifts or plan legacies during this time, which can further affect cash flow if it’s not built into earlier budgets.

　　Strategies to stretch your savingsAt any point in retirement, it’s worth taking another look at your plan. If your spending or withdrawal rate has crept higher than you intended, small adjustments now can help protect your long-term security. Review your budget, rebalance your portfolio if needed, and be willing to make adjustments that keep your savings aligned with your goals.

　　Revisit your retirement plan. Ensure your calculations still make sense. The 4% rule is a useful benchmark, but other planning tools that better factor in inflation, taxes, and market performance may provide a clearer picture. Stick to your withdrawal plan. Take out only what your strategy allows, and adjust for inflation or market changes as needed. Differentiate needs from wants. Review spending on essentials (housing, food, utilities) separately from discretionary costs such as travel or dining out. Update your budget each year. Allow room for fun, but keep it realistic. Watch for lifestyle creep. Small increases in discretionary spending can add up over time. Be cautious with large early withdrawals. Big expenses such as weddings or major trips can reduce your savings and increase sequence risk. Rebalance your portfolio periodically. Adjust your investments to maintain your desired risk level. Avoid high-interest debt. Pay off credit cards monthly and rely on cash or debit whenever possible. Explore ways to supplement your income. A part-time job, consulting, or selling unused assets can help cover discretionary spending. Plan for contingencies. If you need cash for essentials in an emergency, consider options like a reverse mortgage, but understand the terms and long-term implications first. Prepare for future care needs. Research long-term care insurance and housing options such as continuing care retirement communities (aka life plan communities).The bottom lineYour retirement is supposed to be a time to enjoy your life after working long and hard. But just as it was important to budget and manage your spending during your working years, it’s still important to manage spending in retirement.

　　Watch out for budget creep and retirement lifestyle inflation. Make adjustments as you go. The only thing moving you from your Go-Go Years to your No-Go Years should be your health, your interests, and your energy levels—not your finances.