Why are my nails black?

Melanonychia is caused when the pigment cells, called melanocytes, deposit melanin — brown-colored pigment — into the nail. These deposits are usually grouped together. As your nail grows, it causes the stripe of brown or black to appear on your nail.
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What is the reason for nails becoming black?

Black Toenail: Common Causes

If your toenail turns black, it's most likely a bruise under the nail, technically called a subungual hematoma. You can get it from stubbing a toe or from footwear that cram your feet into the front of the shoe.
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What to do if your nails are turning black?

If a fingernail or toenail has a new or changing dark streak, it's time to see a dermatologist for a skin cancer check. That dark streak could be melanoma, the most serious type of skin cancer. Not every dark streak is a melanoma, but it's always good to have a dermatologist examine one.
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Are black nails normal?

Black Nails

It is often seen as a normal association with a dark complexion. However, it is also seen with lichen planus. It could additionally indicate a subungual melanoma, or nevus, as well as an adverse effect of some drugs such as psoralens, phenytoin, sulfonamides and antimalarial drugs.
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What does dark nails mean?

Melanonychia is the term for dark pigmentation of the fingernails or toenails. The discoloration can be a natural occurrence in people with dark skin, but it may sometimes indicate health issues. Melanonychia is a nail condition in which melanin is present in the nail plate.
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Tell-nail Signs of Your Health



What are Covid nails?

COVID nails are nail changes that happen a few days or weeks after a COVID-19 infection. They're either a sign that the infection stressed your body, or they could be a rare symptom of the infection itself, depending on your symptoms.
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What nail color says about your health?

For instance, white nails may be indicative of kidney or liver disorders or anemia. Healthy fingernails and toenails should be white as it grows off the nail bed and the nail plate a pinkish color. Pitted brown spots in fingernails may indicate skin and a joint disorder called psoriasis.
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What do nails look like with anemia?

Spoon nails are thin and soft and shaped like a little spoon that is often capable of holding a drop of water. There are many causes, but the most frequent one is iron deficiency anemia.
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Can vitamin deficiency causes black lines on nails?

Melanonychia can be caused by inflammatory skin diseases that affect your nails. It can also be caused by inflammation due to friction from shoes and biting your nails. Poor nutrition. Malnutrition can cause melanonychia, especially a lack of protein, vitamin D, or vitamin B12.
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Does kidney disease affect your fingernails?

Nail changes.

Kidney disease can affect the appearance of your fingernails, toenails, or both. People who have advanced kidney disease can develop: A white color on the upper part of one or more nails and a normal to reddish brown color below, as shown here (half-and-half nails) Pale nails.
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Why are my nails dark purple?

This condition is known as cyanosis. It occurs when there isn't enough oxygen in your blood, making the skin or membrane below the skin turn a purplish-blue color. The skin discoloration could also mean that there's a high level of an abnormal form of hemoglobin in your blood.
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Can fingernails show signs of illness?

Did you know your nails can reveal clues to your overall health? A touch of white here, a rosy tinge there, or some rippling or bumps may be a sign of disease in the body. Problems in the liver, lungs, and heart can show up in your nails.
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Why are my nails discolored?

When they become discolored, it usually means that you've picked up an infection or nail fungus. It can also mean that your nails have been stained by a product like nail polish, or that you're having an allergic reaction.
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Can diabetes cause black toenails?

The first toenail change you'll notice in diabetic patients is likely to be discoloration. Most have some yellowing of the nails, though the shade and involvement can vary. Discoloring may start at the distal edge (tip), and run all the way to the root of the nail bed.
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Why are my toes turning black?

Gangrene is a serious condition where a loss of blood supply causes body tissue to die. It can affect any part of the body but typically starts in the toes, feet, fingers and hands. Gangrene can occur as a result of an injury, infection or a long-term condition that affects blood circulation.
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How do you get rid of black toenails naturally?

Diluted in water vinegar can be used as a foot soak. Soaking your feet in a vinegar foot soak daily can treat black toenail fungus. The ratio can be one part vinegar and two parts of water. If the infection is extreme then a heavy soak is required to reduce the infection.
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What deficiency causes black nails?

Both iron and B12 are necessary for keeping nails strong and healthy. A deficiency in vitamin B12 can result in entirely blue nails, bluish-black pigments with wavy longitudinal dark streaks and brownish pigmentation ( 5 , 6 ).
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Can vitamin D deficiency cause nails?

Vitamin D regulates calcium levels in the body which is an essential contributor to having healthy nails. If you find yourself with brittle and weak nails, it could mean a lack of Vitamin D.
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What do nails with vitamin deficiency look like?

“Scattered white spots on the nails, which usually start appearing around middle-school age, can signify a zinc deficiency,” explains Norris. The fix: Give your nails a break from polish or other products and allow the nail to grow.
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Can depression affect your nails?

While everyone knows that stress can take a toll on a person physically and psychologically, it also can lead to dermatologic problems, such as acne, brittle nails or even hair loss.
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How do I know if I'm anemic?

Symptoms
  1. Fatigue.
  2. Weakness.
  3. Pale or yellowish skin.
  4. Irregular heartbeats.
  5. Shortness of breath.
  6. Dizziness or lightheadedness.
  7. Chest pain.
  8. Cold hands and feet.
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How can I raise my iron levels quickly?

If you have iron-deficiency anemia, taking iron orally or getting iron administered intravenously along with vitamin C is often the fastest way to raise your iron levels.
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What is the color of iron nail?

Iron nails become brownish in colour and the blue colour of copper sulphate solution fades. This is because iron displaces copper from copper sulphate solution and forms ferrous sulphate which is colourless.
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Why arent my nails white?

Healthy nails are transparent and look pink because of the vascular activity under the nail bed. They change to clear or white when they grow out past the skin. Changes to your nail like peeling, splitting, or color alterations may be signs of environmental factors or other medical conditions.
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What a healthy nail looks like?

Healthy fingernails are smooth, without pits or grooves. They're uniform in color and consistency and free of spots or discoloration. Sometimes fingernails develop harmless vertical ridges that run from the cuticle to the tip of the nail. Vertical ridges tend to become more prominent with age.
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