Why Plantar Fasciitis Feels Impossible To Heal. And How To Actually Heal It (Based on Clinical Studies)

Dr. Lauren Hayes, Sports Medicine Physician

Last Updated July 14.2026

Summary: Learn why plantar fasciitis feels impossible to heal. Why most solutions on the market fall short. What it actually takes to heal it, and the best way to do it.

The Real Reason Plantar Fasciitis Feels Impossible To Heal

Nearly 80% of plantar fasciitis cases involve tight calves or a tight Achilles tendon. That's a real, well documented pattern.

 

But tight calves are just one item on a list.

 

Overuse, unsupportive shoes, standing all day, a sudden increase in activity, tight calves…

 

Are just different ways the injury happened.

 

But here's the problem.

 

Simply reversing what caused it is not enough to heal the injury.

 

Stretching out tight calves. Better footwear. Supportive Insoles. Decreasing Activity…

 

Are all like putting out a fire. Once the fire's out, nothing is burning anymore.

 

But everything the fire already burned is still burned. Putting the fire out just stopped the damage from spreading further.

 

That is exactly why it feels impossible to heal plantar fasciitis.

 

Almost every treatment on the market works around the injury. Almost none work on it.

 

Imagine a car that ran out of gas. Instead of filling the tank. You wash it, change the oil, rotate the tires. The car looks better but it still won't start.

Where Most Solutions Fall Short

Physical therapy is largely built around strengthening and stretching the muscles around the fascia. Reducing the load the fascia takes on with each step.

 

But most physical therapy time is rarely spent on the fascia itself. Direct, hands-on work on the injured tissue is usually a small part of a session. Sometimes just a few minutes, if it happens at all.

 

That's why results vary so much depending on the provider. Physical therapy rarely helps your body heal plantar fasciitis directly.

 

Insoles and orthotics can ease the load on your heel and fascia with each step. But the success rate is low, and even when they help, it's almost always temporary relief.

 

They're a crutch, not a cure.

 

Rest or cutting back activity gives the fascia less to deal with each day, and that can help.

 

But stopping completely is actually worse.

 

The cells rebuilding the fascia need movement to know they should keep producing new tissue. Without it, the healing process slows down, and tissue actually starts dying.

 

The same way a muscle in a cast for weeks comes out weaker, not stronger.

 

Cortisone shots shut down inflammation and pain signals fast, sometimes for weeks at a time. That relief is real, but it doesn't actually heal the tissue causing the pain in the first place.

 

It's like turning off a fire alarm but letting the fire burn.

 

Shockwave therapy injures the tissue again, on purpose, trying to force a stronger repair response from the body.

 

It's like restarting the internet, hoping it works now. But in reality the cables are actually fried.

 

Shockwave therapy is basically a very expensive guess.

So How Can You Actually Heal Plantar Fasciitis

Healing Plantar Fasciitis takes two things happening at the same time.

 

Step one: Increasing blood flow.

 

Blood flow is how the body heals any injury. It's the delivery system, carrying in oxygen and nutrients. The raw materials needed to repair the damaged tissue.

 

Think of a construction crew trying to rebuild a damaged house.

 

If the road is wide and clear, the materials can get there fast. The rebuild moves quickly.

 

If the road is a long narrow muddy path, barely wide enough for one truck, materials come in slow. Work stalls.

 

The fascia is stuck with that narrow path. It gets some of the worst blood flow in the body, which is why the tears never fully heal on their own.

 

Step two: Creating new collagen.

 

Getting the materials there isn't enough. We still need the crew to build the house.

 

Cells work the same way. They take the oxygen and nutrients blood delivers and convert them into energy, a fuel called ATP.

 

That energy is what powers the cells to build new collagen.

 

Collagen is what's needed to heal the torn tissue.

 

Step one gets the materials to the house. Step two is actually building with them.

 

That's what the fascia needs to heal. Not more rest. Not more support. Not another shot.

The Most Effective Way To Get Both

The most studied way to increase blood flow and collagen production. Is red and infrared light therapy.

 

Specific wavelengths of 660nm and 850nm, red and infra red light.

 

Penetrate deep enough to reach the fascia directly, something most treatments never manage. Once absorbed, that light does two things at once.

 

First, it triggers the release of nitric oxide. Which widens blood vessels and increases circulation right at the site of the injury.

 

Second, it increases energy levels inside the cells. The same way a plant absorbs sunlight and uses it to grow. Your cells absorb this light and convert it into ATP. The fuel your cells use to build new collagen and actually heal the tear(s).

 

This isn't a theory. It's backed by thousands of studies.

 

Red and infrared light therapy. Known clinically as photobiomodulation. Has over 6,000+ peer reviewed papers behind it on PubMed.

 

Clinical trials run at institutions including Harvard and MIT.

 

NASA began studying it in the 1990s and 2000s. Researching red and infrared light for wound healing. Muscle and bone loss prevention. And pain relief in astronauts.

 

The research on plantar fasciitis specifically is just as strong. A study noted major pain reduction and way faster natural recovery of the fascia. Results that were still holding up months after treatment stopped.

 

So what device should you get?

 

TrueNaturals’ Red and Infra Red light therapy boot. It is by far the best option for plantar fasciitis on the market right now.

 

Not only does It meet the required 660 and 850nm wavelength levels.

 

But it also wraps around the entire foot. Delivering red and near infrared light to the heel, arch, and sole all at once.

 

TrueNaturals offers a lifetime money back guarantee. That's how confident they are in Red and Infra Red light therapy.

Real Reviews From People Who've Tried Red & Infra Red Light Therapy

Help Your Body Heal Plantar Fasciitis Naturally & Get Back The Life It Stole.

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