why are nail beds dark?
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Dark spots or streaks rather than full discoloration of the nails may be caused by bruising, psoriasis, melanoma (a type of skin cancer), chronic infections, and medications such as from cancer chemotherapy.
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Yellowing of the nail can indicate a fungal infection of the nail, more commonly seen in toenails than fingernails. The discoloration becomes worse with tight-fitting shoes or trauma to the nail plates and can be associated with athlete's foot, as well. The most common fungal infection is from the Trichophyton family.
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The spots may affect one nail or several. The most common cause of leukonychia is injury to the nail bed. These injuries can occur if you pinch or strike your nail or finger. Frequent manicures and pedicures or the use of gel or acrylic nails can also damage nail beds.
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Unlike the dead keratin cells in the nail plate, the keratin cells in the lunula have nuclei (centers). These nucleated cells reflect rather than transmit light, creating a grayish-white half-moon. But the lunula and nail edge aren't the only whitish bits on our nails.
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So when you look down and see dark brown or black blood, it's just a sign that it's older and has been in the body a bit longer. "The older the blood, the darker it gets," Brightman said. "The uterine lining has already been sloughed off and you're starting a new cycle. It's residual blood."
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- A deficiency in B-complex vitamins, especially biotin, will produce ridges along the nail bed. - A diet lacking in calcium contributes to dry, brittle nails. - A lack of folic acid and vitamin C can lead to hangnails.
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Do they look pale or white? This could mean you have a low red blood cell count. White nails also can signal liver disease, diabetes, an overactive thyroid, heart failure, or a lack of nutrients in your diet. If your nails are mostly white with a narrow pink band at the tip, you have a condition called Terry's nails.
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Upon removing the polish you may discover some white spots on your nails and even some discoloration. Many of time the discoloration can actually be the beginnings of a fungal toenail infection. Studies have shown that fungus can be caused from wearing dark nail polish for too long without removing it.
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Most commonly, yellow nails are caused by our beloved nail polish. The darker polishes especially take a toll on your nails, leaving them stained with leftover dyes. ... Not only does a base coat increase the life of your nail polish, but it also seals and protects the nail plates from staining.
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Another cause of black lines on the nails is a splinter hemorrhage, which occurs when blood vessels under the fingernail are damaged, often due to injuries, such as hitting. More seriously, a black line or lines on the nails can indicate the presence of melanoma, a dangerous form of skin cancer.
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It's not normal for your teeth to be black on the inside. If you notice black or dark brown coloring, it's likely a sign of tooth decay or other severe damage.
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Brittle nails occur for a variety of reasons. They may be a normal sign of aging or the result of polishing your nails too frequently. When the weather is cold, brittle nails may result from dryness. Weak nails also can be signs of a health issue, such as hypothyroidism or anemia.
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Your visible nails are dead Nails start growing under your skin. As new cells grow, they push old ones through your skin. The part you can see consists of dead cells. That's why it doesn't hurt to cut your nails.
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If a guy is choosing to have his nails polished a safe color which wouldn't interfere with his masculinity would be black. The color black adds darkness, mystery, boldness, drama, and all other depths compared to the freedom of choosing from all the colors in the rainbow.
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['Nail discoloration. The normal nail is pale pink in color. ... ', 'Bacterial paronychia. This is a condition caused by bacterial infection of the nail fold. ... ', 'Chronic paronychia. ... ', 'Traumatic changes to the nail. ... ', 'Elevation of the nail plate (onycholysis) ... ', 'Ingrown nails. ... ', 'Nail thickening. ... ', 'Nail ridges.']
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If your nails are mostly white with a narrow pink band at the tip, you have a condition called Terry's nails. It can result from aging, but it can also herald diabetes or kidney, liver, or heart disease.
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White nails If the nail bed is predominantly white with darker rims near the top, this can indicate liver problems such as hepatitis. According to WebMD, pale fingernails can also indicate problems with anemia, liver disease or even heart disease.