You've crossed the finish line. You've got your medal, your legs are questionable, and stairs have suddenly become your worst enemy.
Now what?
After weeks (or months!) of training, early mornings, long runs, workouts, and probably more gels than you'd care to count, you've finally made it to race day.
And whether you crushed your goal, missed your target, or simply made it across the finish line, your body has just done a lot of work.
So what's next?
Should you spend the next week on the couch? Go for a recovery run tomorrow? Book a massage? Get back into the gym?
Let's talk about what recovery actually looks like after a half marathon or marathon.
First Things First: Recovery Starts at the Finish Line
Once you've crossed the finish line, your first priorities are pretty simple.
Keep moving (a little).
You don't need to go for a long walk, but a few minutes of gentle movement can help you transition from racing to resting. After a hard effort, suddenly stopping and standing still can sometimes leave you feeling lightheaded.
Get something to eat.
Your body has used a significant amount of stored carbohydrate during your race. Eating carbohydrates afterward helps replenish those glycogen stores, while protein supports muscle repair.
You don't need a perfectly calculated recovery meal, but try to eat something containing both carbohydrates and protein within the first couple of hours.
And yes, your celebratory burger and fries can absolutely be part of your recovery.
Rehydrate.
Replace fluids gradually over the hours following your race. Include some sodium, especially if you've been sweating heavily.
There's no need to force litres of water immediately after finishing. Drinking excessively can be dangerous, particularly if it dilutes your blood sodium.
Drink according to thirst, and consider your sweat losses, weather conditions, and how much you've already consumed during the race.
The First 24–48 Hours: You Don't Need to Do Much
This is your permission to take it easy.
Your muscles, tendons, nervous system, and energy stores have all been challenged, whether you've just completed a half marathon or marathon.
Muscle soreness often peaks around 24–72 hours after prolonged or unfamiliar exercise, so don't be surprised if you feel worse two days after the race than you did immediately afterward.
During the first couple of days, focus on:
Getting adequate sleep.
Eating regular, balanced meals.
Rehydrating appropriately.
Gentle walking or everyday movement as tolerated.
Giving yourself a break from structured training.
You don't need to spend the entire day lying down, but you also don't need to hit a step-count goal.
And please don't feel obligated to go for a recovery run because your watch says you're ready.
Should You Stretch, Foam Roll, or Book a Massage?
You can, if it feels good.
But none of these are magic recovery tools.
Gentle stretching may help you feel less stiff, and foam rolling or massage may provide short-term relief from soreness.
However, the evidence doesn't suggest that these treatments dramatically accelerate the underlying repair process after a race.
If you enjoy them, great.
Just avoid aggressive stretching, deep tissue work, or anything that makes already-sore muscles feel worse.
And remember, feeling less sore doesn't necessarily mean your tissues have fully recovered.
What About Active Recovery?
You've probably heard that the best way to recover is to keep moving.
There's some truth to that, but it's worth understanding what active recovery can and cannot do.
Easy walking, gentle cycling, or swimming may help you feel less stiff and improve your sense of well-being.
But there's limited evidence that active recovery significantly speeds up muscle repair following a half marathon or marathon.
So if a short walk feels good, go for it.
If you'd rather spend the afternoon watching Netflix, that's okay too.
Recovery doesn't need to become another workout.
When Can You Start Running Again?
This is the big question.
And the answer depends on what you raced, how hard you raced, your training history, and how you're recovering.
There isn't a scientifically established number of days that every runner must take off after a half marathon or marathon.
But we can use some general guidelines.
After a Half Marathon
For a well-trained runner who raced hard, several days away from running may be appropriate.
Some runners feel ready for a short, easy run after three or four days. Others benefit from a week or more.
If it was your first half marathon, or you experienced significant soreness or fatigue, you may need longer.
After a Marathon
A marathon places substantial stress on the body, particularly when raced at a high effort.
Even experienced runners may benefit from at least several days without running, and often a week or more before gradually reintroducing easy runs.
Some runners choose to take one to two weeks off completely.
That's not a requirement for everyone, but it can be a reasonable approach.
And if you've just completed your first marathon, there's absolutely no need to rush back.
The important distinction is that being able to run and being ready to resume training aren't necessarily the same thing.
We'll get into the specifics of returning to running in next week's blog.
But I Feel Great! Can I Run Tomorrow?
Maybe you do feel great.
And that's fantastic.
But it's worth remembering that muscle soreness isn't a perfect indicator of recovery.
Research has demonstrated that markers of muscle damage, inflammation, and neuromuscular fatigue can remain altered for days after prolonged endurance races, including half marathons and marathons.
These changes don't all recover at the same rate, and they don't always correspond with how sore you feel.
So even if you're walking normally, your legs feel pretty good, and you're itching to get out the door, that doesn't necessarily mean your body is ready for another demanding session.
A little patience now is unlikely to cost you fitness.
Trying to jump straight back into training, on the other hand, can add unnecessary fatigue.
What About Strength Training?
I'd approach the gym with the same caution as running.
The first few days after a hard half marathon or marathon probably aren't the time for heavy squats, lunges, deadlifts, or a challenging lower-body workout.
Your muscles have already experienced substantial loading, particularly from the eccentric contractions involved in running.
Returning too quickly to demanding strength sessions may simply add to your existing fatigue and soreness.
Light mobility work or gentle upper-body training may be reasonable if you're feeling well.
But give your lower body time to recover before returning to heavier lifting.
And when you do return, consider reducing the loads and volume initially rather than jumping straight back into your usual program.
Don't Forget About Sleep
If there's one recovery strategy I'd encourage runners to prioritize, it's sleep.
Sleep supports numerous physiological processes involved in recovery, including immune function, hormonal regulation, and tissue repair.
Unfortunately, sleep can sometimes be disrupted after a big race.
Travel, excitement, muscle soreness, dehydration, and the general post-race adrenaline can all make it harder to settle down.
Don't panic if you have one terrible night of sleep after your race.
Instead, focus on getting consistent, adequate sleep over the following days.
And if you have the opportunity to sleep in a little, take it.
You've earned it.
Your Mental Recovery Matters Too
We spend so much time preparing physically for races that we sometimes forget about the mental side of recovery.
After months of having a big goal on the calendar, suddenly having nothing to train for can feel strange.
Some runners feel excited and accomplished.
Others feel disappointed, flat, or even a little lost.
Sometimes you feel all three.
That's normal.
You don't need to sign up for another race immediately just to have something to work toward.
Take some time to reflect on your training, your race experience, and what you'd like to do next.
And remember that one race result doesn't define the work you've put in over the previous months.
When Should You Be Concerned?
While general muscle soreness and fatigue are common after a long race, not everything should be dismissed as normal recovery.
Seek medical assessment if you experience:
Focal bone or joint pain, particularly if it's worsening or causing you to limp.
Significant swelling or pain that seems disproportionate to typical post-race soreness.
Persistent pain that doesn't improve with rest.
Symptoms that make normal walking difficult.
More urgent symptoms, such as chest pain, fainting, severe weakness, confusion, or dark cola-coloured urine accompanied by significant muscle pain or weakness, require immediate medical attention.
It's important to distinguish normal post-race fatigue from a potential injury or medical complication.
The Bottom Line
You've spent months following a training plan, building fitness, and preparing for race day.
Now it's time to give your body an opportunity to recover from all that work.
Eat well. Hydrate. Sleep. Move a little if it feels good.
And don't rush back into training simply because you're worried about losing fitness.
Recovery isn't time wasted. It's part of the training process.
Your next goal will still be there when you're ready.
And next week, we'll talk about how to make that return to running without jumping straight back into your usual mileage.
Until then, enjoy the medal. You've earned it.
— Nth° Running
References and Further Reading
Hotfiel T, Freiwald J, Hoppe MW, et al. Advances in delayed-onset muscle soreness (DOMS): Part I: Pathogenesis and diagnostics. Sportverletzung Sportschaden. 2018;32(4):243–250.
Dupuy O, Douzi W, Theurot D, Bosquet L, Dugué B. An evidence-based approach for choosing post-exercise recovery techniques to reduce markers of muscle damage, soreness, fatigue, and inflammation: A systematic review with meta-analysis. Frontiers in Physiology. 2018;9:403.
Cheuvront SN, Kenefick RW. Dehydration: Physiology, assessment, and performance effects. Comprehensive Physiology. 2014;4(1):257–285.
Fullagar HHK, Skorski S, Duffield R, et al. Sleep and athletic performance: The effects of sleep loss on exercise performance, and physiological and cognitive responses to exercise. Sports Medicine. 2015;45:161–186.
Knechtle B, Nikolaidis PT. Physiology and pathophysiology in ultra-marathon running. Frontiers in Physiology. 2018;9:634.
