Written by: Dr. Jonny Blue, DPT
If you’ve had plantar fasciitis before, you already know the routine. It hurts for a few months, you rest it, maybe do some stretching, it gets better. And then about six weeks after you start running again, it’s back. Same heel, same morning pain, same frustration.
This isn’t bad luck. And it isn’t because plantar fasciitis is a chronic condition that never fully heals. It’s because the thing that caused it in the first place was never actually addressed.
Here’s what most people don’t realize: plantar fasciitis is almost never just a foot problem.
The Real Reason It Keeps Coming Back
Briefly, I want to describe what the plantar fascia is. It’s a thick band of tissue that runs along the bottom of your foot. When it becomes irritated, it produces the characteristic heel pain that’s worst in the morning (that first step out of bed that makes you wince).
The question is: WHY is that tissue getting irritated? Answer: something upstream is usually causing excessive tension to be transferred through it with every step you take. The most common reason is a combination of: one or two weak muscles in your hip, a loss of ankle mobility, and weakness in one or two muscles in your foot. All together, these cause strain and stress to be placed on this tissue called the plantar fascia.
When treatment focuses exclusively on the symptoms (resting, rolling the arch with a frozen water bottle, wearing orthotics/insoles) it may reduce symptoms temporarily. But the root problem hasn’t changed. So as soon as you return to the activity that triggered it, the fascia gets overloaded again. And we’re right back to where we started (except even more frustrated now).
What “Treating the Root Cause” Actually Means
At Land and Sea PT, when we see a plantar fasciitis patient, our assessment doesn’t stop at the foot. We look at hip strength and mechanics, ankle mobility, how load is distributed through the kinetic chain during walking and running, and whether there’s a training load issue that needs to be addressed alongside the structural work.
For most patients who haven’t been able to fix plantar fasciitis on their own, the finding is the same: significant weakness in the hip, tightness in the ankle, and weakness in the foot that allows the arch to collapse and the fascia to absorb more load than it’s designed to handle. Once you fix the hip strength issue and allow your foot to operate with the correct the mechanics, the recurrence stops and you’re back out there.
We tell our patients all the time: “If tightness and weakness is at the root of your problem, don’t ever ‘rest’ as a way of helping. Doing nothing just makes you tighter and weaker.” Which why often after you take 6 weeks off, the pain starts soon and feels more intense.
The Difference Between Managing It and Fixing It
Managing plantar fasciitis means reducing pain enough to function (using stretching, ice, anti-inflammatories, orthotics etc). These tools have their place, especially in the acute phase. But management is not the same as resolution.
Fixing plantar fasciitis means identifying why the fascia was being overloaded, correcting that mechanical driver, and progressively loading the tissue back to full capacity so it can handle the demands you’re placing on it.
The research on this is clear. Heavy slow resistance loading of the plantar fascia (not passive stretching!) is the evidence-based approach that drives tissue remodeling and produces lasting resolution. Most people have never had this explained to them, let alone had it prescribed correctly.
If It Keeps Coming Back, Here’s What to Do
The first thing is: stop accepting recurrence as inevitable. This is something you can fix.
How? It starts with a comprehensive assessment with a Doctor of Physical Therapy, who looks beyond the foot (the foot is only the starting point). The goal is to identify the specific issues you have, get you on a plan to address those issues, then teach you how to fix it yourself in way thats durable enough to handle your lifestyle without breaking down.
If you’ve been dealing with this on and off for a while and are based in Oceanside or North County San Diego, we’d be happy to take a look. You can learn more about our approach to plantar fasciitis physical therapy or request an appointment to get started.
Dr. Jonny Blue is a Doctor of Physical Therapy and founder of Land and Sea Physical Therapy in Oceanside, CA. He specializes in orthopedic PT, root cause methodology, and helping active adults in North County San Diego get back to the activities they love without surgery or pain medication.