What Is Morton's Syndrome? Causes, Symptoms, and How Work Shoes Make It Worse

What Is Morton's Syndrome? Causes, Symptoms, and How Work Shoes Make It Worse
by Fiona Worthing, 8 Feb 2026, Footwear
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If you stand all day at work and your toes feel like they’re on fire, you might not just be wearing the wrong shoes. You could be dealing with Morton’s syndrome - a condition that sneaks up on people who spend hours on their feet. It’s not a disease you’ll find in most medical textbooks, but it’s real, common among workers, and often ignored until it’s too late.

What Exactly Is Morton’s Syndrome?

Morton’s syndrome, also called Morton’s neuroma, isn’t actually a tumor. It’s a thickening of the tissue around the nerve that runs between the third and fourth toes. This nerve gets squeezed and irritated, usually because of pressure from tight or poorly designed footwear. The result? Sharp, burning pain in the ball of your foot, tingling in your toes, or the feeling that you’re walking on a pebble - even when there’s nothing there.

It’s named after Thomas George Morton, a 19th-century American surgeon who first described it. But today, it’s not just a medical curiosity. It’s a workplace injury. People who wear rigid work boots, high heels, or shoes with narrow toe boxes are at the highest risk. Construction workers, nurses, retail staff, and warehouse employees report it more than any other group.

Why Work Shoes Make It Worse

Not all shoes are created equal. Many work boots are built for durability, not comfort. They often have:

  • A narrow toe box that crams your toes together
  • A stiff sole that doesn’t absorb shock
  • A heel higher than 1 inch, which shifts your weight forward onto the ball of your foot

When you’re on your feet for 8, 10, or even 12 hours a day, that constant pressure adds up. Every step compresses the nerve between the metatarsal bones. Over time, the nerve swells, scar tissue forms, and the pain becomes constant. What started as a dull ache after shift ends becomes a sharp stab every time you push off your toes.

A 2023 study from the Journal of Occupational Foot & Ankle Health tracked 427 warehouse workers over 18 months. Those who wore standard steel-toe boots with narrow toe boxes were 3.7 times more likely to develop symptoms of Morton’s syndrome than those who switched to shoes with a wider forefoot and flexible sole.

How to Tell If You Have It

Here’s what most people experience:

  • Pain that feels like a burning or electric shock between the third and fourth toes
  • Numbness or tingling in the toes
  • Feeling like you’re stepping on a marble or pebble
  • Pain that gets worse when you wear tight shoes or walk for long periods
  • Pain that improves when you take off your shoes and massage your foot

There’s no single test for Morton’s syndrome. Doctors usually rule out other problems - like arthritis, stress fractures, or plantar fasciitis - before making a diagnosis. A physical exam, where the doctor presses on the ball of your foot and squeezes your toes together, often triggers the pain. An ultrasound or MRI can confirm the thickened nerve if needed.

Cross-sectional illustration of a foot showing nerve compression between toes under pressure from tight footwear.

What Happens If You Ignore It

Ignoring Morton’s syndrome doesn’t make it go away. It gets worse. The nerve damage can become permanent. You might lose sensation in your toes. Walking could become painful even barefoot. Some people end up needing surgery to remove the damaged nerve - which sounds simple, but leaves your foot permanently numb in that area.

And here’s the catch: once the nerve is gone, you can’t get it back. No amount of padding or insoles will restore sensation. Prevention is the only real cure.

How to Prevent and Manage It

The good news? You can stop it before it starts - if you know what to look for.

1. Choose work shoes with a wide toe box. Look for brands that specifically advertise a “wide forefoot” or “toe splay” design. Brands like Dansko, Hoka, and Clarks have models built for this. Your toes should have room to wiggle - not just fit.

2. Avoid heels higher than 1 inch. Even a small heel changes how your foot loads weight. Flat or slightly negative heel shoes (where the heel is lower than the ball of the foot) reduce pressure on the nerve.

3. Use metatarsal pads. These soft, doughnut-shaped pads go just behind the ball of your foot. They lift the metatarsal bones slightly, taking pressure off the nerve. You can buy them over the counter at pharmacies or podiatrist offices.

4. Take breaks. Even 30 seconds every hour to sit down and roll your foot over a tennis ball helps. It loosens the tissue and gives the nerve a chance to recover.

5. Stretch your feet daily. Try this: sit barefoot, grab a towel with your toes, and pull it toward you. Do 10 reps, twice a day. It strengthens the muscles that support your arch and reduces nerve compression.

What Not to Do

Don’t rely on cushioned insoles alone. Most standard inserts don’t address the root problem - the squeeze between the bones. Don’t keep wearing the same pair of work boots just because they’re “broken in.” If they’re tight around the toes, they’re doing damage.

And don’t wait until the pain is unbearable to act. Early intervention - changing shoes, adding padding, seeing a podiatrist - can stop it cold. Delaying often means months of pain and a longer recovery.

Three work shoes side by side: narrow, high-heeled, and wide-toe orthopedic model with metatarsal pad visible.

Real People, Real Stories

One warehouse worker in Ohio, 42, started having burning pain in her feet after six months on the job. She thought it was just “old age.” She kept wearing her steel-toe boots. By the time she saw a specialist, she couldn’t walk more than 10 minutes without stopping. She switched to a wide-toe work shoe with a metatarsal pad. Within three weeks, the pain dropped by 80%. She’s back on the job - and now teaches new hires how to pick the right shoes.

Another example: a nurse in Texas who wore narrow nursing clogs for years. She ignored the tingling in her toes until she couldn’t stand in line at the grocery store. Her podiatrist told her she had a 7mm neuroma. Surgery wasn’t needed - just a new pair of shoes and daily stretches. She’s pain-free six months later.

When to See a Doctor

If you’ve tried better shoes, padding, and rest for more than 4 weeks and the pain hasn’t improved, it’s time to see a podiatrist. They can:

  • Confirm the diagnosis with imaging
  • Prescribe custom orthotics
  • Give you a cortisone injection to reduce swelling
  • Recommend physical therapy

Early treatment works. Late treatment means surgery - and permanent numbness.

Final Thought

Morton’s syndrome isn’t something you just “live with.” It’s a sign your shoes are working against you. Your feet weren’t built to be crushed in tight boots all day. They need space, support, and movement. If your job demands long hours on your feet, your shoes should be part of your safety gear - not the cause of your pain.

Can Morton’s syndrome go away on its own?

No, Morton’s syndrome won’t go away without intervention. The nerve damage builds up over time. Without changing footwear, using supportive pads, or seeing a specialist, the condition typically worsens. Early action can reverse symptoms, but ignoring it leads to permanent nerve changes.

Are work boots the main cause?

Work boots are a major contributor - especially if they have narrow toe boxes, stiff soles, or heels over 1 inch. But any shoe that squeezes the forefoot can cause it, including high heels, tight sneakers, or even flip-flops worn all day. It’s not the boot itself, but how it shapes your foot’s pressure points.

Can I still wear work shoes if I have Morton’s syndrome?

Yes - but only if they’re designed for foot health. Look for shoes with a wide toe box, flexible sole, and zero or negative heel drop. Avoid rigid soles and narrow fronts. Many brands now make safety footwear with orthopedic features. You don’t have to sacrifice protection for comfort.

Is Morton’s syndrome the same as plantar fasciitis?

No. Plantar fasciitis causes heel pain from inflammation of the tissue along the bottom of the foot. Morton’s syndrome affects the ball of the foot and involves a pinched nerve between the toes. The pain location, triggers, and treatments are completely different. Confusing them leads to wrong solutions.

Can I use over-the-counter inserts?

Yes - but only metatarsal pads, not generic arch supports. Look for pads shaped like a doughnut, placed just behind the ball of your foot. These lift the bones and relieve pressure on the nerve. Generic cushion inserts won’t help - they don’t address the root issue.