When You Can't Run Anymore: The Grief Nobody Gives You Leave For

The hardest part is not the first week. The first week you are injured, and injured is a role with a script: you rest, you complain about resting, people ask how it is healing.

The hard part comes later, when the word changes from injured to something with no end date attached. When a doctor uses a phrase like a finite number of miles left, or a diagnosis arrives that makes the thing you did every morning medically unavailable. Somewhere in there the question stops being when you get back and becomes whether.

And then, most days, the specific hour. Five forty in the morning, or six, or whenever yours was. You are awake, because your body still keeps that appointment, and there is nothing to do with the hour.

Nobody gives you bereavement leave for that. There is no funeral, no casserole, no colleague who says take as long as you need. You are expected to be at work on Monday, and if you mention it you will probably be told that you can always swim.

It really is grief, and the reason it hurts extra has a name

Roughly 50 million Americans run with any regularity. For most of them it is not exercise. It is the thing that regulates their mood, the reason they know people in a new city, the half hour that belongs to nobody else, and a large part of how they describe themselves to strangers.

Take all of that away at once and the response is grief. Not grief as a metaphor. The same machinery.

What makes it worse than the size of the loss would suggest is a specific mechanism, and it is worth naming because naming it helps. The bereavement researcher Kenneth Doka coined the term disenfranchised grief for loss that a person's social world does not recognise as a legitimate reason to mourn. The grief is real; the permission is missing. Nobody sends flowers, so you conclude that you are being ridiculous, and on top of the original loss you now carry the belief that your reaction to it is disproportionate.

That is why the running version is so isolating. Say it to your running friends and you are telling people who still get to go. Say it to everyone else and you get the swimming suggestion. So most people say nothing, and grief that cannot be said out loud does not resolve. It just gets quieter and stays.

There is a second layer for anyone who ran seriously. Sports psychology has a measure called athletic identity, developed by Britton Brewer and colleagues in the early 1990s, which captures how much of a person's self-concept is bound up in being an athlete. The finding that matters here is not surprising but it is consistently supported: the higher that number, the harder the exit, whether the exit comes from injury, illness or age. If being a runner is most of how you answer the question of who you are, losing it is not losing a hobby. It is a hole in the answer.

Matt Fitzgerald did the impossible version, and it still did not end the way the genre requires

If you have read anything about running in the last twenty years you have probably read Matt Fitzgerald. He has written close to forty books about the sport.

He was one of the first Americans to catch COVID, in early 2020. By January 2021 he had stopped running, in his own account, because post-exertional malaise, the symptom where exertion of any kind produces a delayed and disproportionate crash, had made it impossible. Not slower. Impossible. He has described being thirty pounds overweight and completely deconditioned, after a life spent as an endurance athlete.

He did not run for three years.

Then he entered the Javelina Jundred, a 100-kilometre trail race in the Arizona desert, roughly a year out. He finished it. First in his age group.

That is where the story stops in most versions, because that is where the genre says it should stop. The comeback lands, the body is reclaimed, the reader is inspired to sign up for something.

Here is what actually happened next. He wrote the book, Dying to Run: An Athlete's Quest for One More Finish, which came out on 8 September 2026, days before this piece went up. And when The New York Times reported on runners who lose the sport in June of this year, in Liz Krieger's piece "When Lifelong Runners Are Forced to Quit," it reported that Fitzgerald was, once again, unable to run.

Not a relapse in the third act before a final triumph. Just the actual shape of chronic illness, which is that it takes things back.

I want to sit on that for a second, because it is the reason this piece exists. The most useful running story published this year is one where the guy does not get to keep it. Everything else in the genre teaches you that sufficient want, correctly applied, returns the thing to you. Fitzgerald's version says something harder and more accurate: you can do everything, you can finish the impossible race, and the illness still gets a vote.

Two details from his account seem to me to be the whole thing.

The first is why he did it. Writing about the book on his own Substack, he put it like this: "Merely living the experience wasn't worth dying for, but telling the story was." Not the finish. The telling.

The second is that the book contains nine original poems he wrote while trying to make sense of what was happening to him.

Consider what that means practically. A professional writer, one of the most published people in the sport, with a career built on explaining endurance to other people, could not process this in the form he had spent thirty years mastering. He had to go and invent somewhere else to put it. He wrote poems, which as far as I can tell he had not been doing before.

That is not a charming biographical detail. That is a man with no adequate container for a feeling, building one from scratch.

Most people who lose running are not going to write nine poems. They are going to lie awake at 5:40 and say nothing to anybody.

What he did with the part he could not get back

The other thing Fitzgerald did is worth knowing because it is a template. He moved to Flagstaff and opened Dream Run Camp, a residential training camp where runners come and stay for up to twelve weeks and he coaches them. The Times reported his reasoning simply: if he could not run, he wanted to serve other runners.

That is not a replacement for running and he has not claimed it is. But it is a precise answer to a question most people get wrong, and it leads to the part where the standard advice fails.

Why "find a new hobby" is bad advice, and what is better

The instinct of everyone around a sidelined runner is to find them a substitute. Swim. Cycle. Try rowing. It comes from kindness and it lands badly, for two reasons.

The first is that it skips the grief. Handing someone a replacement on day four communicates that the loss is a logistics problem, and that you would rather they stopped being sad about it. Sports psychologists working with this population tend to say the first job is not finding a new activity at all. It is rebuilding a sense of self, and that runs on a slower clock than a gym membership.

The second is that the substitute is usually chosen at the wrong level of abstraction. The useful reframe, and the one thing from this whole subject I would want a grieving runner to have, is this: you almost certainly did not love running. You loved several specific things, and running happened to deliver all of them at once.

Sit with which ones were actually yours:

• The regulation. An hour a day that reliably changed your mood, more dependably than anything else available.
• The solitude. Time that belonged to nobody. No one could reach you.
• The mastery. A number that went up if you did the work. Legible progress, which adult life otherwise almost never provides.
• The community. People who expected you at 6am and noticed if you were not there.
• The identity. A sentence about yourself that you liked saying.
• The body. Physical competence. Knowing what you could ask of yourself.

Almost nobody needs all six. Most people are grieving two or three, and can name which if asked properly. And once they are separated out, they stop being one impossible hole and become several ordinary problems, most of which have more than one answer. The solitude does not require running. Neither does the community, though rebuilding it takes real work and it will feel like a downgrade for a while.

The honest part: you will not find a single thing that does all six. Anyone promising otherwise is selling you something. Fitzgerald's camp covers community and mastery and identity, and does not restore the run. That is what a good outcome actually looks like, and it is worth knowing in advance so you do not read a partial recovery as a failure.

The medical caveat, which matters more than the rest of this

If the reason you cannot run is post-exertional malaise, whether from long COVID or myalgic encephalomyelitis, then almost every instinct in this article's audience is dangerous.

Runners are trained to push through. Fatigue is treated as information to override. That skill wins races, and applied to PEM it causes harm: exertion produces a delayed crash, often a day or two later, and repeated crashes can worsen the underlying condition rather than build tolerance. This is why the UK's NICE guideline on ME/CFS, updated in 2021, no longer recommends graded exercise therapy as a treatment, having previously done so.

So if that is your situation, the advice to swim instead is not merely unhelpful. It may be actively harmful, and it is coming from people who do not know that. Pacing, under medical supervision, is the current standard, and it looks like doing considerably less than you feel able to on a good day.

Fitzgerald ran his 100K with unresolved long COVID. He also titled the book Dying to Run, and has been clear that it was a reckless decision he does not present as a protocol. Read it as a story, which is what he says it is, and not as a training plan.

What to say, and what to stop saying

If someone you know has just lost running, here is the short version.

Stop saying:

• "At least you can still walk." Comparative suffering. It does not reduce theirs, it just teaches them not to tell you things.
• "Have you tried swimming?" Not on day four. Maybe not on day forty.
• "Everything happens for a reason."
• "You'll be back!" You do not know that, and if it turns out to be false they will remember that you said it.
• "It's just running."

Start saying:

• "That's a real loss." That is the entire disenfranchisement problem solved in four words.
• "What do you miss most about it?" This is the good question. It gets at which of the six things they are actually grieving, and most people have never been asked.
• "What are you doing at six in the morning now?" Specific, practical, and it acknowledges that the hole is in the calendar as well as in the self.
• Nothing at all, while continuing to invite them to things.

Where something like ILTY fits, and where it does not

We build an AI companion, so treat what follows accordingly and check it against your own judgement.

The gap I keep seeing in this particular grief is not a shortage of good advice. It is that there is nowhere to say the ugly version.

The ugly version is real and almost universal and nearly unsayable. It is the jealousy watching someone run past. It is the flash of resentment at a friend describing their marathon build. It is having thought, at least once, that you would genuinely rather be dead than live like this, and knowing exactly how that sentence would land if you said it to your family. It is being sick of your own grief and unable to stop having it.

You cannot say those things to running friends, because they still get to run. You cannot say them to non-running friends, because they will hear a crisis or offer a pool. Many people cannot say them to a partner who is already carrying the practical consequences of the illness.

That is the specific hole. Something that is awake at 5:40am, that has no stake in your recovery narrative, that will not flinch at the jealousy and will not respond to it with a reframe, is genuinely useful. Our companions are built to ask the next question rather than to console, which is what you want when what you need is to hear yourself say the true version out loud, in order to find out what is actually under it. Our Toolkit also works offline, which matters more than it sounds when the bad hour is the one before dawn.

Here is what it is not. It cannot give you the run back, and any product implying otherwise is lying to you. It is not treatment for depression, and losing running triggers real depressive episodes in some people, which is a doctor's conversation and not an app's. If your problem is post-exertional malaise, this is a medical situation first. And it is not the community, which you will have to rebuild with actual humans, slowly, and it will be worse before it is better.

What it is: somewhere to put the thing at the hour you would otherwise have been running, so it does not sit in you unsaid for two years.

Matt Fitzgerald wrote nine poems. Most people need something with a lower barrier to entry than that.

Frequently asked questions

Is losing running actually grief, or am I being dramatic? It is grief, and the question itself is a symptom of the problem. Loss that your social circle does not recognise as legitimate is called disenfranchised grief, and the missing permission tends to make it last longer, not shorter.

How long does it take to feel normal again? Nobody can give you a number, and anyone who does is guessing. What the people who come through it seem to share is that they stopped looking for a single replacement and started working out which specific things they had lost. That is a slower process than switching sports and it holds up better.

Should I stay in touch with my running friends? Most people find it painful at first and worth it later. Being around it is hard; being excluded from it while grieving is usually harder. Say the true thing out loud to one of them if you can, rather than quietly withdrawing, which is the common failure mode.

What if I have long COVID or ME/CFS? Then this is a medical situation before it is a psychological one, and the runner's instinct to push through is the wrong tool. NICE withdrew its recommendation for graded exercise therapy in ME/CFS in 2021. Pacing under medical supervision is current practice. Get an actual assessment.

Does exercise addiction explain what I'm feeling? Sometimes and not usually. Most sidelined runners are grieving a genuine loss of mood regulation, community and identity, not withdrawing from a compulsion. If running was the only way you managed distress, that is worth examining, and there is a version of it in our piece on running as therapy.

What should I read? Fitzgerald's Dying to Run is the honest one, poems included. Liz Krieger's June 2026 New York Times piece, "When Lifelong Runners Are Forced to Quit," is the best short overview of the broader picture, and where I first read about several of the people in this subject.

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Sources and further reading

• Matt Fitzgerald, Dying to Run: An Athlete's Quest for One More Finish (80/20 Publishing, 8 September 2026)
• Matt Fitzgerald on writing the book, Endurance Mastery
• Dream Run Camp, Flagstaff, Arizona
• Liz Krieger, "When Lifelong Runners Are Forced to Quit," The New York Times, Well section, 30 June 2026 (paywalled; cited rather than linked)
• Doka KJ (1989). Disenfranchised Grief: Recognizing Hidden Sorrow. Lexington Books
• Brewer BW, Van Raalte JL, Linder DE (1993). "Athletic identity: Hercules' muscles or Achilles heel?" International Journal of Sport Psychology, 24(2), 237-254
• NICE guideline NG206 — Myalgic encephalomyelitis (or encephalopathy)/chronic fatigue syndrome (2021)

Curated authoritative references. ILTY is a mental-health support tool, not a substitute for professional care. If you are in crisis, call or text 988.

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Written by Artyom Sklyarov, who builds ILTY. Matt Fitzgerald has no connection to us and has not endorsed anything here. He has written a genuinely good book about the worst thing that happened to him, and if this piece sends anyone to it, that is the best outcome it can have.

Download ILTY if the useful part is having somewhere to put it at 5:40am.