Fingernails: What Do They Tell You About Your Health

Fingernails can tell you about your health.

Fingernails can indicate of what is going on inside your body and usually become deformed or discolored due to illness or injury.  Here are a few signals of what your fingernails are trying to tell you.

  • Thickening of the whole toenail is cause either by wearing poorly fitted shoes or by a decreace of circulation caused by arteriosclerosis.

  • Psoriasis, Lichen Planus and Chronic Paronychia can cause the trimmed part of the nail to separate from the nail bed. Bacteria that enters under the nail can cause it to turn blackish-green.

  • Iron-deficiency anemia can make the nails spoon shaped

  • Lung cancer and congenital heart disease can make the ends of fingers and toes knobby or clubbed and the nails may grow over the sides.

  • After an illness, a crosswise groove may appear due to poor nail growth, this usually grows out and disappears.

  • If the nail bed appears pale, it is a sign of anemia, if white, chronic liver disease.

  • Small, black, splinter-like areas appear when there is infections of the heart valves, systemic lupus erythermatosus and dermatomyositis.

  • One or more white patches will appear in the nails due to a vitamin or mineral deficiency.

  • If there is a yellow or greenish color to your nails and the nails are thick with the lack of a cuticle, it is a sign of a respiratory disease.

  • If the fingernails have pits, it is a sign that you could develop or already have psoriasis.

  • If your fingernail or nails separate from the nail bed, it could be a sign of thyroid disease, fungal disease or a drug reaction.

  • A black or brown colored streak could be a sign of malanoma.

  • White crumbly nails are due to a fungal disease.

    Image via Wikipedia

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