The “go-go years” are real, but they’re not a deadline

You'll hear the phrase within about ten minutes of any conversation about retirement travel. The go-go years, then the slow-go years, then the no-go years.

It's not nonsense. Mobility and health do change, and pretending otherwise helps nobody. But the phrase has escaped its usefulness and become something else — a countdown, complete with an implied expiry date somewhere around 75, and a low hum of urgency underneath every decision about whether to take the trip now.

The data support some caution. They don't support panic, and they certainly don't support a deadline.

What the numbers actually say

Life expectancy at 65 is roughly 19.7 additional years in the most recent CDC figures — meaning the average 65-year-old has about two more decades, and half will have more than that. Meanwhile chronic conditions and mobility limitations do become more common with age, and fall risk does rise.

Both things are true. The mistake is turning a population average into a personal appointment. Averages describe a distribution, not your calendar. Plenty of people are hiking hard at 78, and some face real limitations at 58 — and no actuarial table published anywhere knows which one you are.

Averages are not appointments. The clock that matters isn't your age — it's the difficulty of the trip relative to the person taking it.

The reasonable version of the argument

There is a genuine case for doing certain trips sooner, and it deserves stating properly rather than being strawmanned.

Some travel makes unusual physical demands: long walking days on uneven ground, altitude, heat, stairs with luggage, expedition boats, remote places far from medical care, itineraries that change hotels every second night. If a destination matters deeply to you and requires substantial physical capacity, doing it while that capacity is strong is a sound decision, not a fearful one.

The National Institute on Aging is clear that mobility is closely tied to independence and quality of life, and that it responds to what you do. Which cuts both ways: it's a reason to take the demanding trip, and equally a reason to keep training so the window stays open longer than the brochure assumes.

What the countdown framing gets wrong

Three things, and they cost people real money and real experience.

It rushes expensive decisions. Urgency is the enemy of good financial judgement — a theme this site keeps running into from different directions. Front-loading heavy spending on the assumption that later years won't be worth funding is a bet, and it's a bet made on an average rather than on you.

It assumes travel has one form. Someone who no longer wants a twelve-mile walking day hasn't stopped travelling. They may prefer a month in one apartment in one city, which is a deeper experience than three countries in ten days ever was. Rail travel. A cruise. Trips built around family, or food, or a language, rather than around exertion.

It writes off the later decades in advance. This is the real cost. Treating 75 as an ending shapes what people plan for, save for, and expect — and expectations of this kind have a way of arranging the outcome.

A better question than “how old am I?”

Rank your list by difficulty rather than by urgency. Patagonia, a week in London and a beach rental are all “travel,” and they ask completely different things of a body.

• Put the physically demanding trips first — not because time is short, but because difficulty is the variable that actually changes.
• Notice that many trips can be made easier later: fewer moves, longer stays, better transport, accessible itineraries. Those aren’t consolation prizes.
• Build in flexibility — refundable bookings and travel insurance let you plan further ahead without betting on your health a year out.
• Treat strength and balance work as travel equipment. It’s the highest-leverage thing you can do to keep the window open, and it responds at any age.
• Don’t let the countdown push you into spending you can’t comfortably afford. A rushed trip you paid for with money you needed later is not a good memory.

There's a sensible reason to do the hardest things while they feel easy. There is no scientific birthday on which meaningful travel ends, and the people selling you urgency have not met you.

Sort the list by difficulty. Start at the demanding end. Then keep going for as long as it stays good — which, for a great many people, is considerably longer than the phrase suggests.