Why Life Feels Like It's Speeding Up (And What the Research Says You Can Actually Do About It)

| Trinh Le | 11 min read
a winding mountain road at sunset, representing the passage of time

There’s a specific feeling that arrives sometime around October.

You’re doing something ordinary — waiting for coffee to brew, folding laundry, staring at something loading on your screen — and a thought surfaces: wasn’t it just January?

Not wistful, exactly. More like mild vertigo. You know the year had weeks in it. You can remember the rough shape of each season. But somehow the whole thing has collapsed into what feels like a handful of long weekends. You’ve moved from the first week to the fourth quarter without any sense of having been in the middle of it.

This happens to most adults, and it tends to get more pronounced over time. The faster things move, the less of them you seem to actually experience. If you’ve noticed this getting worse as you’ve gotten older — and especially during stretches of heavy routine — you’re not imagining it. The mechanism is well-documented, and there are specific things that make it better or worse.

Why Time Actually Accelerates

Psychologists have been studying time perception for well over a century, and the research points to a few consistent mechanisms.

The most widely cited is something called the ratio theory, proposed by the philosopher Paul Janet in the 1870s. The idea is intuitive once you see it: each year feels shorter because it represents a smaller proportion of your total lived experience. To a five-year-old, one year is roughly 20% of everything they’ve ever known. To a forty-year-old, it’s about 2.5%. Same twelve months, experienced proportionally, feels nearly eight times shorter.

The second mechanism is more actionable. Time perception is tightly linked to the density of new experiences and encoded memories. When you do something genuinely novel — travel somewhere unfamiliar, learn a skill that requires real concentration, meet someone who thinks in ways you’ve never encountered — your brain logs more information. More reference points, more associations, more texture. Looked back on, that period feels longer, because there’s more of it in memory.

Routine does the opposite. When every week follows the same pattern — the same commute, the same meetings, the same rotation of meals and shows and errands — your brain stops logging much. There’s no reason to. Nothing new is happening; the information is redundant. Large stretches of sameness get compressed in memory into very little. That’s why a two-week vacation can feel, in retrospect, like it lasted a month, while a month of identical workdays can effectively disappear.

The neuroscientist David Eagleman describes this as the difference between prospective time (how long something feels while you’re living it) and retrospective time (how long it seems when you look back). These don’t track each other. Novel experiences can feel slow in the moment but vast in memory. Familiar routines can pass quickly in both directions — and that’s the real danger.

The Holiday Paradox, Explained

Most people have experienced this but rarely have a name for it.

You take a trip somewhere you’ve never been. The days feel dense and full. You’re paying attention — to every meal, every street, every small surprise. The week feels like more than a week. But then you get home, and somehow it’s over. The vacation feels like it went too fast.

Meanwhile, the month you just spent in your ordinary routine — at the time, it dragged. But looking back, you can barely account for it.

This is called the holiday paradox, and it reflects the split between experienced time and remembered time. On vacation, experienced time is often fast: you’re absorbed and present, not watching the clock. But remembered time is long, because you laid down a dense set of new memories. A rich week gives you a lot of material to look back on.

The familiar workday routine produces the reverse: experienced time often crawls (especially in repetitive or unstimulating tasks), but remembered time is short because there was so little worth storing.

The implication is uncomfortable: if you want your life to feel like it lasted — to feel, when you look back, like it actually contained what it was supposed to contain — ease and comfort are not the answer. Novelty is. Not constant overwhelm or novelty for its own sake, but enough new experience to keep your brain from treating the weeks as interchangeable.

The Hidden Cost of the Optimized Life

There’s an irony baked into how most people manage adult life.

We streamline. We identify the good coffee shop and return to it. We find the shows we like and watch more of the same. We build routines that eliminate friction, which is genuinely valuable — routines around sleep, exercise, and basic maintenance are the scaffolding of a functional life. Friction removal reduces decision fatigue and keeps things running.

But the optimization process is also, quietly, a novelty removal process. Every routine you establish is one fewer zone where your brain has to pay attention. Every familiar comfort replaces something that might have been a new reference point.

The psychologist Mihaly Csikszentmihalyi spent decades studying what makes life feel meaningful in retrospect. His consistent finding was that the richest lives — as reported by the people living them — were not the most comfortable ones. They were the ones with the highest density of challenges met, skills developed, and unfamiliar territory entered. Ease doesn’t equal fullness. And fullness, it turns out, is what makes a year feel like it actually happened.

None of this requires dramatic lifestyle change. But it does require making a different set of choices in the zones where efficiency and aliveness trade off — where you spend Saturday afternoons, what you choose to learn, who you make plans with, and how often you do something you’ve never tried before.

What Temporal Landmarks Actually Do

One of the most useful frameworks from time-perception research is the idea of temporal landmarks — memorable events that divide your personal timeline into distinct, retrievable segments.

Major life events create landmarks automatically. The year you moved to a new city. The year a parent died. The year you started something that changed your life. These events carve time into a before and an after. They’re the anchors your memory uses to navigate.

But you don’t have to wait for life to deliver them. Research by Hengchen Dai, Katherine Milkman, and Jason Riis on what they called the “fresh start effect” found that people are substantially more likely to pursue goals and begin new behaviors around temporal landmarks — not just the obvious ones like New Year’s Day, but also birthdays, Mondays, and the first day of a new month. The psychological experience of a clean break makes the future feel distinct from the past and more open to new decisions.

You can engineer landmarks deliberately. A trip you’ve never taken becomes a before-and-after marker. A physical challenge you trained for and completed. The year you finally went to the place you’d been talking about for a decade. These become the reference points that let you navigate your own life — the moments that make one year clearly distinct from the years around it.

A bucket list, at its most functional, is a plan for creating temporal landmarks on purpose. Not a fantasy document or an aspirational mood board, but a working list of experiences that will produce the memories your future self will use to distinguish the years from one another.

Seeing Your Life in Weeks

One of the most direct ways to feel the ratio theory rather than just understand it intellectually is to visualize it.

The Life in Weeks format — popularized by the writer Tim Urban — represents your entire lifespan as a grid of small boxes, one per week. Assuming a rough lifespan of 90 years, the grid contains approximately 4,680 boxes. The weeks you’ve already lived are filled in; what remains is open.

Seeing it tends to produce a different response than reading about it. Most people carry an ambient assumption that they have plenty of time — not infinite time, but enough that there’s no urgency to the next stretch of weeks. The grid disrupts this. The proportion of filled boxes is usually larger than people expect. The remaining space is real, but it’s countable, and counting it changes something.

What the grid doesn’t do on its own is tell you what to do with what remains. That’s the harder question — but the visual tends to create a kind of useful urgency that more gradual reflection doesn’t. Something about seeing your life rendered as finite, countable units makes the abstract concrete.

Buckist includes a Life in Weeks tracker built into the app, which sits alongside your bucket list. The pairing is intentional: the visualization creates motivation; the list gives that motivation somewhere specific to go. Rather than a moment of resolve that dissipates by Tuesday, you have a place to put the things that actually matter to you — and a running log of the ones you’ve done.

For a first-person account of what using the visualization actually felt like, I Built Life in Weeks Then Used It On Myself covers the experience honestly, including the parts that were harder than expected.

Five Ways to Slow Your Life Down (That Are Actually Doable)

The practical problem is that most lives aren’t especially redesignable. There are jobs, commitments, dependents, and financial realities that don’t move easily. “Just do more novel things” is more rhetorical than useful on its own.

Here’s what the research actually supports, in forms that fit real life:

Schedule one new thing per month. Not a different lunch spot — something that requires genuine learning, uncertainty, or physical challenge. One per month is twelve per year. Over a decade that’s 120 distinct memory reference points. This is a low bar that produces a meaningfully different experience of time.

Write it down before you want to do it. There’s a timing problem with desire: most experiences that turn out to be meaningful required planning that happened before anyone felt motivated. You don’t usually feel like booking a flight somewhere new on a random Tuesday. You feel like staying on the couch. The solution is to make decisions about what matters when you’re in a reflective state, before routine inertia reclaims the moment. A written list is a commitment from your more intentional self to your more inertial self.

Give your year a theme. One of the simplest ways to engineer temporal landmarks is to give a year — or a season — an identity. Not a resolution, but a direction. “The year I got serious about endurance.” “The winter I learned to cook properly.” “The summer I went to places I’d only ever talked about.” Themes are loose enough to survive the messiness of real life but specific enough to make the year cohere. A year with a theme is a year you can actually remember.

Do the old things differently. You don’t have to overhaul your life to introduce novelty. Sometimes it means taking a different route, trying a cuisine you’ve avoided, saying yes to an invitation you’d normally decline. Small variations accumulate into a richer texture of experience than a perfectly optimized routine.

Share what you’re planning. The accountability effect is consistent across research: written goals shared with a trusted person are completed at roughly twice the rate of goals kept private. More practically, sharing your intentions creates social texture around them — the plans become part of conversations, part of how people know you, part of what others want to ask about. An experience planned in front of witnesses is much harder to quietly abandon. The psychology of sharing a bucket list covers this in more depth if you want the full picture.

The Regret Math

There’s a reliable finding in research on end-of-life reflection: the deepest regrets are almost never about things people did. They’re about things people didn’t do — and eventually stopped believing they could.

The pattern in the five regrets documented by palliative nurse Bronnie Ware is telling. The most common wasn’t a dramatic choice or a catastrophic mistake. It was quiet and accumulative: I always meant to. I kept thinking later was coming. Later kept getting deferred, and eventually the door closed.

The things we defer past a certain point don’t merely wait — they become unavailable. Health changes. Money runs out. Relationships end. The world changes in ways that close specific possibilities. What felt like a permanent “later” becomes a permanent “never.”

This is the case for making the list now — not to complete everything on it immediately, but to hold the intentions in some concrete, visible form that can actually be acted on. The someday trap covers the psychology of deferral in detail, and the pattern is consistent: vague future intentions don’t survive the inertia of ordinary life. Written, specific ones have a much better chance.

You can’t do everything. But you can decide what matters — and put it somewhere it stays visible rather than quietly dissolving back into the ambient sense that there’s always more time later.


Start with the feeling you already have: the October vertigo, the sense that January was somehow yesterday. Then ask what you’re going to do differently about the next stretch of weeks.

Download Buckist on iOS or get it on Android to start building your list and see where you are in your weeks.

Frequently Asked Questions

Why does time feel like it goes faster as you get older?
The leading explanation is the ratio theory: each year feels shorter because it represents a smaller fraction of your total lived experience. To a five-year-old, one year is 20% of everything they've ever known. To a forty-year-old, it's 2.5%. Beyond the ratio, adult routines reduce novelty, and the brain compresses familiar, repetitive stretches of time in memory — making them feel like they lasted far less than they did.
What is the holiday paradox?
The holiday paradox is the observation that vacations often feel short in the moment but long in memory, while routine workdays can drag but vanish in retrospect. The cause is the difference between experienced time (how fast it feels while you're in it) and remembered time (how long it seems to have lasted when you look back). Novel experiences create more memory reference points, so they feel longer when recalled — even if they passed quickly in the moment.
What are temporal landmarks and why do they matter for memory?
Temporal landmarks are memorable events that divide time into distinguishable segments and serve as anchors for recall. They can be major life events (a move, a job change, a loss) or deliberate experiences you engineer (a trip, a challenge, learning a new skill). Research from Hengchen Dai, Katherine Milkman, and Jason Riis found that people are significantly more likely to pursue goals around temporal landmarks — and the memories built around them make years more distinct and easier to recall.
Can making a bucket list actually slow down perceived time?
Indirectly, yes. Perceived time is strongly linked to novelty and memory density. A bucket list, taken seriously, is a plan for introducing regular new experiences into your life — each of which creates memory reference points that make elapsed time feel longer in retrospect. People who actively pursue a varied list of new experiences tend to report that their years feel more 'full' and less like they vanished.
What is Life in Weeks and how does it work?
Life in Weeks is a visualization format that represents your entire lifespan as a grid of small boxes, one per week. Assuming a rough lifespan of 90 years, the grid contains approximately 4,680 weeks. The weeks already lived are shaded; what remains is blank. The visualization makes the finite nature of time concrete in a way that abstract understanding rarely does. Apps like Buckist include a Life in Weeks tracker so you can see where you are in your lifespan alongside the experiences you're planning for the time ahead.
How many weeks does the average person have in their life?
Based on a lifespan of roughly 90 years, the average person has approximately 4,680 weeks. That sounds like a lot until you see it rendered as a grid and count how many boxes are already shaded. Most people in their 30s and 40s are already 35–50% through their grid, which is one reason the visualization tends to produce a strong motivational response.

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