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Returning to running after ankle pain, knee pain or foot pain is never a “should I?” question, is it? It’s “when, and how fast can I get back?”, and the honest answer involves more patience than anyone wants. Runners are the most delightfully non-compliant patients in the world. I say that with affection, having been handed a training plan by a patient as though it were a legal document. These plans get built in physiotherapy in Waterloo or chiropractic care in Waterloo.
Why running is its own problem
Running is repetitive, it’s cumulative, and (this is the part that matters) it’s almost entirely unsupervised. Nobody is watching the fourth kilometre. How far and how fast is a call you make alone, at 6 a.m., in the cold, usually while feeling optimistic (sound familiar?). So what decides how this goes isn’t a treatment at all. It’s a series of small dosing decisions you make yourself, which is exactly why it’s worth having a framework in place before the first one.
If your question is broader than running (a shift, a season, a job), returning to work, the gym or sport covers how readiness gets decided generally.1
Before the first run
Published guidance agrees that something should be true before you start running again, and then disagrees cheerfully about what that something is.
The best synthesis available, a 2024 review of return to running after tibial bone stress injuries, pulled together fifty studies and found that thirty-nine of them were reviews or expert commentaries, not trials. The authors label the whole set level IV evidence, and they say so plainly. So the common ingredients (comfortable walking, settled local tenderness, being able to load the leg, having addressed whatever contributed in the first place) are reasonable and widely agreed on. They are also not a validated test you can pass at home. Anyone quoting you a confident checklist off the internet has more certainty than the literature does.2
The shape almost everyone describes
Across that same literature, the recurring pattern goes like this: start with a walk-run, not a run, build distance before speed, and let your symptoms steer.
That shape is conservative in all the right places. Adding speed and distance at the same time takes away your ability to tell which one your leg objected to. And building the boring part first means the early weeks look unimpressive, which, honestly, is the real test of whether you can do this.
The intervals, the minutes and the week-by-week table are the part you were probably hoping for (I know, I know), and they are deliberately not here. Those exist in published protocols, they vary enormously, and dropping one into a blog post turns a clinical decision into a download.231
The 10% rule is not a rule
You’ve heard this one, haven’t you? Never increase your weekly mileage by more than 10%.
It gets repeated everywhere, including inside clinical papers, and the evidence for it is thin. A systematic review looking specifically at whether changes in training load are associated with running injuries found only four eligible studies and described the evidence as very limited. One of them found a higher injury risk when weekly distance rose by more than 30% compared with less than 10%, but no difference between a 10% increase and a 24% one.
That isn’t permission to leap, to be clear. What it suggests is that the magic isn’t in the number. Big sudden jumps look unwise, and the precise percentage below that is not something anyone has established, let alone personalised to you.
So treat it as a temperament, not a law: small increments, not every variable at once, and a willingness to hold a week where you are.4
What your symptoms are telling you
Symptom response is the steering wheel in every version of this I’ve read. The useful questions are the plain ones: does it settle or build? Is it gone by the next morning, or still there two days later? Is it the same thing you had before, or something new? And does it change how you’re running?
A number out of ten to run under would be the tidy answer here, and it is missing on purpose. Those thresholds come from protocols, not from evidence about you.31
Shoes, orthoses and “your running form is the problem”
Somebody, at some point, will tell you that your gait is the reason this happened. Be sceptical.
Running retraining (cueing changes to how you run) has been studied, and the honest summary is this. There is substantial evidence that it changes your mechanics, and only a handful of studies showing that it changes symptoms, in specific presentations. Clinicians recommend it far more widely than the outcome evidence supports. A change in how you move and a change in how you feel are two different findings, and it’s worth keeping them apart.
Foot orthoses sit in a similar place: for some people with certain knee presentations, they may be a useful short-term addition, based on assessment and response. Neither has been shown to correct alignment, normalise gait or address a root cause. Neither has been shown to broadly prevent running or musculoskeletal injuries, either. Injury-proofing is not something the evidence supports, whoever is offering it.56789
Your ankle, knee and foot each have their own story
For pain around the kneecap, knee pain on stairs or after running is the one to read; for first-step heel pain, it’s morning heel pain. And if your history is an ankle sprain, there’s reasonable evidence that exercise-based rehabilitation after an acute lateral ankle sprain can reduce the risk of spraining it again compared with usual care or no programme at all, though the ideal programme, the dose and any individual’s benefit are all still uncertain, and no guarantee comes attached.3106
When it isn’t a training problem
Please get assessed instead of adjusting your training plan if you have pain over a specific point of bone that worsens run after run, pain that wakes you at night, an inability to hop or bear weight, significant or rapid swelling, a joint that locks or gives way, new numbness or weakness, a hot or red joint, fever, calf swelling, or anything involving your chest or breathing. This list isn’t exhaustive, and it isn’t a diagnostic tool either.111213
What an assessment is for
Not to tell you to stop, if that’s what you were dreading. It’s there to work out what your leg can currently do, what changed before this started, and what the first three weeks should look like.
Book an assessment. And bring your actual mileage, please, not the tidy version.
Go easy on the first week,1
Dr. Katie