The Niggle That Won’t Quit

The Niggle That Won’t Quit

You finished the race with a smile on your face. You took the time off everyone told you to take. You rested, caught up on your regular life, maybe picked up some of the things you didn’t have time for during your training block. When you laced up again, you expected to feel like yourself.

Instead, that same nagging ache in your foot, your calf, your hip flexor, your glute, wherever it was, is still there. Maybe it’s quieter. Maybe it only shows up at kilometre six instead of kilometre two. Maybe it’s gone for the first few minutes and creeps back in once you’ve warmed up. But it’s still there, and you’re starting to wonder if something is actually wrong with you.

Here’s what’s going on.

You spent weeks, months, maybe years training yourself to push through the discomfort of training. Somewhere in there, you got good at tuning out the small niggles that show up along the way. You learned the difference between the kind of discomfort that means stop and the kind that means keep going (and most of the time, you were right to keep going!) This skill serves you during a training block but it works against you here.

Your time off after the race changed how your niggle feels day to day. What it hasn’t changed is why it’s there or why it showed up in the first place. If the training load or movement pattern that caused the irritation hasn’t changed, the same input is waiting for you the moment you return to it. Your calendar resets but the tissue’s history doesn’t.

Running asks the same leg to absorb and redirect your bodyweight, kilometer after kilometer, run after run. The same structures take that load every single stride so any gap in your strength and mobility can show up fast.

Calf and foot capacity, the actual strength to produce and absorb force through every stride, are common culprits. Most runners assume the sheer repetition of running builds calf strength on its own. However, without dedicated strength work, that capacity gap often shows up somewhere else: your shin, your Achilles, or something higher up the chain, as something else compensates for what the calf and foot aren’t doing.

If there’s a strength deficit or a mechanical inefficiency underneath your niggle, every kilometre you’ve run has been reinforcing it: not resolving it. You weren’t doing anything wrong by training through it: you just weren’t training the root of your problem.

Your post-race rest treats the pain sensation, but not the cause behind it. And if you were already running on this niggle for weeks before your race, this rest period was the first real break your tissues have gotten. Unfortunately, a few weeks off doesn’t rebuild months of accumulated strain- it just makes the ache easier to ignore for a little while. Then you go back to the same training, the same mechanics, the same gap, and the ache comes back. Rest alone was never going to solve the root of your problem.

What actually solves the problem?

Figure out what’s driving it, not just where it hurts. While the location of the discomfort tells you where the stress is landing, it doesn’t tell you why it’s landing there. It could be a strength gap, a side-to-side asymmetry, or a deficit in your mobility or capacity to absorb load. Figuring our what’s driving your pain takes someone trained to assess movement and load, not more guesswork or more time off.

Reintroduce load deliberately, not just resume training. Going back to your normal mileage and hoping the niggle stays quiet rarely works. Rebuilding your tissue’s tolerance takes a structured, guided return, paired with the strength work that translates into your running… not just rest followed by a hopeful restart. The goal isn’t to get back to where you were: the goal is to come back stronger in the specific place that was weak to begin with.

Know when it’s time to stop guessing. If you’ve rested, returned, and you’re back here again, that’s a sign you need a hands-on assessment: not another two weeks of wait and see. Someone who treats endurance athletes specifically will know how to find the why behind a niggle like this, not just the where.

The niggle isn’t a mystery, and it isn’t bad luck. It’s your body telling you the same thing it’s been telling you for weeks. The question isn’t whether to listen. The question is whether you’re going to keep waiting for it to go away on its own, or finally find out why it’s there.

Pro tip: the next time your body talks to you mid-block, you don’t have to wait until after your race to ask why. The earlier you get curious about what your body is saying instead of pushing through, the faster you’ll get back to the running you actually want to be doing.

Jocelyn Fredine BKin, CAT(C)
Certified Athletic Therapist
Run Coach/Founder – Steady State Endurance
Steady State Endurance