Don’t Ignore That Dark Toenail
Top 7 Things You Must Know About a Bruised Toenail
A bruised toenail might look minor, but it can be painful and sometimes a sign of a more serious foot injury. Whether it’s from running, stubbing your toe, or wearing tight shoes, this condition—also called a subungual hematoma—can lead to nail loss or infection if left untreated. In this guide, we’ll cover the top causes, home remedies, when to see a podiatrist, and treatment options to help your toenail heal faster and prevent long-term damage.
Black & Bruised Toenail Bleeding Causes, Symptoms & Best Treatment
Do you have a black & bruised toenail with bleeding? AKA subungual hematoma. It is usually caused by blunt force trauma and exercising with bad shoes!
Look:
- Red & black toenail pain can be improved with a few simple treatment changes.
- We are foot doctors & we see this problem get better almost every day.
- The goal is to solve this problem without medication or surgery if at all possible.
So, let’s GO!
Toenail Pain Toenail Fungus, Ingrown Toenails, Discolored Toenails
Bruised Toenail Treatment Video:
Cause of Bruised Toenail or Fungus?

Red or Black Toenail Picture & Photo Gallery:
Look:
- A red toenail generally means fresh blood or a fresh injury.
- This can be called a toenail hematoma or fresh blood from repetitive irritation.
- A black toenail is generally more dried blood that has crested underneath the toenail.
- Very infrequently, can a black toenail be something more dangerous like melanoma?
- It is also possible for your toenail to the infected with toenail fungus. This can also then result in rubbing and bleeding after the toenail fungus.
- If there is toenail fungus, this is usually more of a brown or yellow color.
- A toenail falling off is a widespread problem as well.
Please click on the photo gallery for descriptions & full-size photos!
Don’t Let a Bruised Toenail Slow You Down — Get Expert Help Today
If your bruised toenail is painful, discolored, or just not healing, let our expert podiatrist, Dr. Tom Biernacki, take a look. Early evaluation can prevent complications like infections or permanent nail damage. Schedule a consultation—virtual or in-person—and get back on your feet with confidence.
What Is A Bruised Toenail?
- A bruised toenail occurs after your toes experience some serious overuse or injury!
- This can happen if your drop something on your toes or bang them very hard.
- This type of injury can also occur during some extreme exercise, such as marathon running or training.
- It is especially more common after running hills, hiking, and starting a new exercise class.
- The problem with bruised toenails is not only how unsightly they are!
- They can continue causing severe pain and can even fall off over time.
- If these nails are not properly treated, this can lead to fungal infection and deformed regrowth of the nail in the future.

Are Bruised Toenails Common?
- It is widespread to experience toenail pain after a race.
- It is common knowledge that after a long race such as a marathon, many people will experience toe pain.
- This is especially more common if this is one of your first marathons, or you are just getting your body used to this type of punishment!
- Your feet and toes will usually be swollen.
- If your feet and toes are swollen, this means your toenail will have a decrease in blood and will also undergo inflammation.
- If this swelling and pain are severe enough, your toenail may loosen and fill with blood.
- The under-surface of the nail plate is rich with blood vessels, and if ruptured, they will bleed!

What Toenails Are Most Commonly Bruised?
- The most commonly bruised toenails are those from the longest toes.
- It is usually the longest toe that is most commonly affected.
- This is the big toenail in most people, but it is perfectly normal for the 2nd toe to be the longest in some people.
- It is also common for the 3rd toenail to experience bruising as well!
- The 5th toe is likely to go numb and experience tingling, experience a corn or callus, but rarely a bruised 5th toenail!
Right great toe fracture and right 3rd toe fracture.
Bruised Toenails in Ultra-marathoners:
- I previously worked a couple of ultra marathons at an aid station as a student.
- It is amazing how many injuries develop at the end of these massive races. Some of these runners have never run anything like this but push themselves to the limit.
- Bruised toenails, loose toenails, stress fractures, and chronic muscle inflammation in places you have never seen before!
- At these distances, bruised toenails are very common! So you have nothing to worry about, there is nothing wrong with you!

Bruised Toenail Causes
The basic formula for developing a bruised toenail is the amount of force with the repetition of that force. So two scenarios are possible for acquiring large bruised toenails.
1. One Large Very Forceful Impact
A massive amount of force in just one hit. Examples include dropping a heavy object onto your toe or smashing your toe against a stair while running.
Symptoms:
- Obvious pain.
- Swelling and bleeding within 30 minutes.
- Numbness and tingling are possible.
- Black or red toenail.

2. Stubbing Your Toe Against a Hard Object
- This is the type of pain runners usually experience.
- This is most common in runners. This is experienced as shear stress.
- As you are running forward, each step as it plants into the group, the toes slide into the shoe.
- So with each step, the skin under the toenail is pulling away from the toenail.
- The more steps you take, the heavier you are, and the tighter your shoe is:, the more damage is being caused.
Symptoms:
- Obvious pain.
- Swelling and bleeding within 30 minutes.
- Numbness and tingling are possible.
- Black or red toenail.

2. Wearing Tight-fitting Shoes
- Tight shoes press the toenail against the front of the shoe, causing microtrauma with each step, especially during running or walking.
- A bruised toenail may appear dark purple, blue, or black due to blood pooling under the nail from constant compression.
- Ongoing friction and lack of space can lead to soreness, tenderness, and a pulsing pain in the affected toe.
- Prolonged pressure can cause the nail to loosen from the nail bed, sometimes resulting in partial or complete nail loss.
Symptoms:
- Repeated Nail Pressure
- Nail Discoloration
- Throbbing Pain or Tenderness
- Increased Risk of Nail Lifting or Loss

Risk Factors
What makes runners more susceptible to this type of injury?
1. Poorly Fitted Shoes
- As mentioned above, your foot does need room to slide forward into the front of your shoe with each step.
- But the tighter the shoe, the more you weigh and the farther your run- the more you are at risk!
- If you are only running for 20 minutes or less per day and are in shape, this won’t make much difference.
2. Running Hills
- The more you down hills and up hills, the more your feet will slide.
- The more the slide in your shoe absorbing impact, the more your toenails are at risk!
3. Increased Weight
- The more you weigh, the more at risk you are for friction forces through the front of your toes.
4. Extremely Long Races
- The further your run, especially marathons and ultra-marathons, the more you are at risk!
- In my experience, losing a toenail is very common in ultra-marathoners!

Best Toenail Fungus Products:

- These are our favorite products to treat toenail fungus at home.
- Keratin Granulations are very easily taken care of through moisturizing your nails with cuticle wax, oils and simply avoiding nail polish for a little while.
- It is unnecessary to buy anything expensive or online; it is fine to use Vaseline or any other petroleum oil in most circumstances.
- So get yourself some petroleum jelly at your corner store and apply it to your nails at night when you won’t be using your hands. In 2 weeks, you should be in great shape!
- Make sure you read the reviews and see if it is good for you!
How to fix toenail fungus:
- There are many different types of toenail damage.
- In our experience, about 90% or more is related to toenail fungus.
- The key to toenail fungus is to trim it as much as possible and file that nailed down.
- These products are not meant to replace prescription drugs or medical treatment equipment.
- If you can do that, you have to make sure you can kill fungus the rest of the way.
- The best way to do that is to soak exfoliate the affected toenail skin. So, consider foot soaks.
- At the same time, you have to apply antifungal medication such as these medications recommended here or the toenail repair pens.










Best Toenail Fungus Clippers & Files:
- You have to be careful using at home, and deftly don’t use these if you have dangerous health conditions.
- There are some great value heavy-duty clippers and files.
- The key is to cut straight across and file the nail down from the top to prevent impinging in the corners.
- It is also important to make sure all dead, dry skin is removed surrounding the foot.
- This is where you should really see your podiatrist if you have any concerns or are worried about cutting or hurting yourself.
- This is something covered, so don’t take chances with your health!






Best Toenail Fungus Polish and Remover:
- There is some great toenail fungus polish options and polish removal options.
- Some non-acetone-based toenail polish removers don’t dry as quickly, but they are less like dehydrating the toenail.
- This also applies to your fingernails and hands.
- The benefits of using these non-toxic toenail polishes are filled with non-fungal options such as tea tree oil, preventing toenail fungus.
- These can also work well for the fingernails.
- So great combo is to use one of these healthier toenail paint options, as well as a non-acetone-based toenail polish remover.






Best Antifungal Moisture Wicking Socks:
- These are some great options for moisture-wicking socks.
- We tried to focus on budget value stocks that are not too expensive.
- Sure there are better stocks out there, but these are great socks for a great price for most people.
- If you have diabetes, focus on getting yourself some diabetic socks.
Best woman’s antifungal socks:








Best men’s antifungal socks:




Recommended foot fungus products:
- It is also imperative to fix your foot fungus.
- Even if you cure your toenail fungus, keep your toenails trimmed in healthy: your foot fungus can spread back into toenails.
- It’s not a far journey from skin fungus to jump onto your toenails again.
- So make sure you treat your foot fungus, as well as your toenail fungus.








Get The Best Shoes:
- You definitely want to get great shoes and sandals for your toenail fungus and foot fungus.
- Specifically, when you are in a communal shower or pool, you want to get a good pair of sandals. We compiled a great list of our recommended orthotic flip-flops.
- You also want to get new breathable shoes that are not covered in sweat and mesh around the toes.
- Specifically, good pairs of running shoes have a mesh where your toes are. This prevents your toenails from rubbing and prevents them from dreaming on the front of the foot.
- Click on the below link to see which shoes we recommend for your toenail fungus and foot fungus.
How to Heal a Bruised Toenail Quickly: Proven Tips for Fast Recovery
A bruised toenail, often caused by trauma or repeated pressure, can be painful and unsightly. To heal it quickly, start by icing the toe immediately after the injury to reduce swelling and prevent further blood pooling beneath the nail. Elevate your foot to minimize throbbing, and keep pressure off the toe as much as possible. Wearing open-toe or cushioned shoes can help prevent aggravation. Over-the-counter pain relievers like ibuprofen may also ease discomfort and inflammation during the first 24–48 hours.
For faster healing, practice good foot hygiene and monitor the nail for signs of infection like increased redness, warmth, or pus. Avoid popping or draining the bruise on your own, as this can lead to infection or permanent nail damage. If the bruising is severe or covers more than half the nail, consult a podiatrist for safe drainage or evaluation. In many cases, early care and gentle handling can help your nail heal naturally within a few weeks—no surgery or medication required.
Frequently Asked Questions About Bruised Toenails
It’s usually caused by trauma—like dropping something on your toe, stubbing it, or repeated pressure from tight shoes or running.
You’ll often see a black, blue, or purple discoloration under the nail due to bleeding beneath the nail plate.
Yes, a subungual hematoma is the medical term for blood trapped under the toenail due to injury.
If the injury is severe, the nail may become loose and eventually fall off as a new nail grows in.
Mild cases can heal in a few weeks, but if the nail falls off, full regrowth can take 6–12 months.
Yes, mild bruises can be treated with ice, elevation, rest, and avoiding pressure. Severe cases need medical attention.
If there’s extreme pain, swelling, pus, or if the nail is lifting, see a foot specialist immediately.
In some cases, a doctor may drain it to relieve pressure, but this should never be done at home.
Usually yes, but repeated trauma or improper healing can lead to nail deformities or thickened regrowth.
Wear proper-fitting shoes, trim toenails straight across, and protect your feet during sports or work.
Running with a bruised toenail is not recommended, especially during the first few days after the injury. Continued pressure and impact can worsen the damage, prolong healing, and even cause the nail to fall off. It’s best to rest, reduce inflammation, and wear open-toe or cushioned shoes until the pain subsides. Resume running only once the nail feels stable and pain-free.
To speed up healing, apply ice immediately after the injury, elevate your foot, and avoid tight shoes or pressure on the toe. Keep the area clean and dry, and avoid attempting to drain the bruise yourself. If pain or discoloration persists, consult a podiatrist for proper care and faster recovery.