Does dark streaks on the nails suggest some disease?

Updated on healthy 2024-06-27
10 answers
  1. Anonymous users2024-02-12

    If your nails have dark stripes, it means that your nails are deficient in calcium, and it does not mean that you have any disease.

  2. Anonymous users2024-02-11

    Vertical lines on the nails are a sign that the kidneys are not well? Doctor: These are the cases.

    Nails are closely related to the five organs, and the changes in the qi and blood of the five organs can also be judged from the nails. The heart corresponds to the middle finger of a person, the liver corresponds to the ring finger, the lungs correspond to the index finger, the spleen corresponds to the thumb of a person, and the kidney corresponds to the little finger of a person.

    Normal nails are white and red, dark is stasis, and excessive redness is heat. If the nails are wrinkled, dark, or red, there is a problem with that organ.

    Many people wonder: if there are vertical lines on the fingernails, is it not in good health and needs to be recuperated?

    In fact, it is a normal physiological phenomenon that the vertical lines of fingernails are flat, smooth, bright, and not obvious protruding.

    If it's just a shallow vertical line on the surface, it's fine, it's just another way to tell you that it's time to take a break, and your body is a little overworked. If you don't pay attention to deepening and roughening the lines, it is a chronic lesion of the internal organs. If left untreated, the nails will become uneven and even crack as the disease progresses.

    Seeing health through your nails:

    1.White spots on the nails should be a deficiency of trace elements or the presence of parasites in the body. Small particles on the nails: drug poisoning or parasites in the body.

    2.Nail striae: striations are more common in chronic digestive diseases, indicating gastrointestinal diseases;

    3.Horizontal stripes are deep and thick (concave): the nails are all renewed once for about half a year, if the horizontal lines appear in the middle of the nails, it means that there was a more serious gastrointestinal disease about 3 months ago.

    4.Striated bulges: suggestive of heart problems;

    5.Dark brown nails may indicate a fungal infection, also known as nail fungus, or kidney disease.

    6.A blue color may be pneumonia caused by a lack of oxygen to the lungs.

    Black streaks can be kidney failure caused by long-term kidney deficiency, or they can be melanoma.

    People with short nails have weak hearts and are susceptible to diseases from the abdomen to the lower back, as well as the lower body.

    If the tip of the nail is flat and embedded in the flesh, it may be susceptible to neuralgia, rheumatism and other diseases.

    People with narrow lower nails, ridges and other bones are susceptible to diseases, especially those with very soft nails, and calcium is always very deficient.

    If the half-moon shape at the lower end of the nail is large, it indicates rapid blood circulation. If it is small, the blood circulation is not good, and when it comes to extreme anemia, the half-moon shape will disappear completely.

    Shell-shaped nails should be paid special attention to minor problems of the spinal cord and nervous system.

    In addition, pressing the nails can also show the amount of blood lipids and qi and blood.

    When you get up in the morning, press your nails with your hands, and recover quickly after releasing them, indicating that the blood lipids are not thick, and the qi and blood are sufficient.

  3. Anonymous users2024-02-10

    Caused by a lack of vitamins, trace elements and calcium.

    The appearance of vertical streaks on the surface of the nail is a sign of vitamin A deficiency, and you can eat more foods containing vitamin A. The surface of the nail is not smooth enough, and straight lines appear, which generally appear after overwork and overuse of the brain, and these vertical lines will be clearly visible when there is lack of sleep.

    Appropriate supplementation -Linolenic acid: Linolenic acid is regarded as the parent of omega-3 series fatty acids, -Linolenic acid has an inhibitory effect on allergic reaction and inflammation, and has the functions of regulating immunity, protecting cranial nerve function, and delaying aging. Linolenic acid is often found in salmon, soybean oil, flax seed oil, with high content of soybean oil, in the above, about 5ml per day can meet the needs of the human body.

  4. Anonymous users2024-02-09

    Straight streaks on the nails indicate physical fatigue, excessive sleep, lack of calcium, lack of vitamin A, and the appearance of straight streaks on a single nail or the dysfunction or abnormality of internal organs somewhere in the body.

    If you find that you have straight streaks on your nails, and the surface is not smooth enough, it means that the body is overtired, often lack of sleep, and the brain is also in a state of extreme fatigue.

    When the human body lacks vitamin A, straight stripes will appear on the surface of the nails, which is extremely common, and after this happens, you can supplement vitamin A for the body in time and eat more carrots to meet the body's needs for vitamin A, because carrots not only contain vitamin A but also carotene, carotene will quickly be converted into vitamin A after entering the human body to be absorbed and utilized by the body.

    When the human body is deficient in calcium, straight streaks are also prone to appear on the nails, because calcium is an important existence to maintain human health, it is not only an important substance to promote bone development and maintain dental health, but also an important nutrient necessary for the normal metabolism of the human body.

    If there are straight stripes on a nail in the human body, it means that there is an abnormality in a certain internal organ of the body, if there are straight stripes on the thumb, it means that there is a problem with the lungs in the body, and there may be a risk of disease in the respiratory system, if there is a straight stripe on the index finger, it means that the small intestine in the body is not functioning well, and the straight streaks on the ring finger are related to the decline of kidney function, so after the straight stripes appear on the nails, we should pay attention to physical health, and determine the cause according to the correct method to recuperate, so that the body can slowly recover health. Straight streaks on the nails will also slowly disappear.

  5. Anonymous users2024-02-08

    Erect or horizontal ridges appear on the nails. An erect ridge indicates poor health, malabsorption of nutrients, or iron deficiency, kidney disease, and nail growth and morphology, which can be affected by changes in the body at any time.

    In particular, from the color of the nails, whether there is a normal person's nail white, you can tell whether you are healthy or pregnant with diseases.

  6. Anonymous users2024-02-07

    It may be that there are abnormal changes in the body, straight streaks appear, indicating that there is a problem with the lungs, or there is a problem with the body function, or it may be a problem with the kidneys.

  7. Anonymous users2024-02-06

    If there are straight stripes on the nails, it means that the body is deficient in trace elements or lack of calcium, and you need to supplement calcium in your daily life and eat more nutritious food.

  8. Anonymous users2024-02-05

    1.Brown longitudinal lines or longitudinal fissures on the surface of the nail that extend from the tips of the fingertips to the base of the nail indicate intestinal inflammatory lesions or indicate vitamin deficiency and iron deficiency. Partial whitish nails indicate zinc deficiency.

    Plain whitish is indicative of anemia. Brownish-yellow streaks on the nails are a sign of liver disease. However, it is worth noting that this brownish-yellow stripe must appear on ten fingernails at the same time, which is liver disease; Presence alone is not diagnostic evidence.

    2.Straight lines on the nails are evidence of overwork and overuse of the brain.

    3.Fingernails have a strong link to health. Healthy nails are soft, shiny, with a transparent pink tint.

    The main component of nails is a protein called keratin, so in order to have healthy nails, it is important to ensure that you consume enough high-quality protein. When there is a disease in the body, the nails can also show abnormalities. For example, streaks or grooves on the nails are a sign of a red light for your health.

    The presence of longitudinal grooves on the nails indicates an abnormality in the circulatory system; Conversely, if there are transverse grooves on the nails, it indicates traces left by measles, or signs of fever, or pregnancy, zinc deficiency in the body, etc.

    Generally speaking, the most common symptom is a crack in the nail, which is not simply a consequence of not paying attention to protecting the nails, and the root cause may be nutritional deficiencies or anemia. If the nails turn dark brown or jagged for no reason, it is likely that the nails are covered with a mold, the vitiligophyte fungus. In addition to this, sometimes the tip of the nail becomes very thin, like a white eggshell.

    This phenomenon occurs due to poor nutritional status or neurological abnormalities. If the nail becomes thinner and the whole nail or the tip of the nail becomes a spoon-like dentation, chronic anemia or liver disease may be the underlying cause in addition to external damage.

  9. Anonymous users2024-02-04

    1. Black nails and broken spots under the nails indicate myocarditis caused by infection (severe heart infection), other heart diseases, and abnormal nail blood diseases.

    2. Fragile nails indicate possible iron deficiency, thyroid problems, impaired kidney function, and blood circulation problems.

    3. Nails are brittle, soft and easy to wear, lack of nutrition, and may show hyperthyroidism.

    4. Black nails and thin, flat, spoon-shaped nails are signs of vitamin B12 deficiency or anemia. (Nails may also turn black or gray if your hands come into contact with detergents and allergens).

    5. Dark blue nails indicate obstruction of the lungs, such as asthma or emphysema.

    6. Inverted nail tips indicate abnormal problems in the heart, liver or respiratory system.

    7. In addition to local fungal infection, green nail thirst indicates bacterial infection in the body.

    8. Semi-white nails and black spots on fingertips can suggest kidney disease.

    9. Isolated green streaks appear on the nail bed, especially the skin color is whiter, which is a criterion for **cancer.

    10. Beaded nails (uneven surface) are a sign of rheumatoid arthritis.

    11. Nails that extend to the fingertips and bend downward are signs of lung damage, such as emphysema, asbestosis.

    12. It is easy to break, crack and peel, indicating malnutrition and lack of hydrochloric acid and protein. Minerals are also extremely deficient at this time.

    13. The methyl part of the finger is bulging and the white part is very small, which means that there is a respiratory disease, such as emphysema or chronic bronchitis. There is a possibility that this symptom is inherited.

    14. Separation of the nail from the nail bed suggests thyroid disease or localized infection. It is also possible to be exposed to too many chemicals, such as frequent manicures, frequent soaking of nails in water, or exposure to chemicals.

    15. The nails resemble a flattened brass instrument, indicating a tendency to lose some or all of the hair.

    16. Reddish-brown acne scars and fingertip wear and forks mean psoriasis; Supplementation with VC, folic acid, and protein is required.

    17. Redness around the nail bed** means indigestion of essential fatty acids or connective tissue diseases, such as lupus.

    18. Erect or horizontal ridges appear on the nails. An erect ridge indicates poor health, malabsorption of nutrients, and/or iron deficiency or kidney disease. The horizontal ridge is caused by excessive mental or physical stress. The nail ridges are staggered, indicating a tendency to form arthritis.

    19. Thick nails imply low circulatory system function, poor blood circulation, and thyroid disease.

    20. Thinning of the nails may be a sign of lichen planus.

    21. Two fixed white stripes indicate hypoproteinemia.

    22. The wide square of the nail suggests an endocrine abnormality.

    23. The white line indicates that there may be heart disease, high fever, and arsenic poisoning.

    24. Horizontal white stripes on the nails indicate that there may be liver disease.

    25. If the white half-moon-shaped area of the finger root turns red, it means heart problems, and if it turns gray and blue, it means heavy metal poisoning or lung lesions.

    26. White nails mean liver or kidney disease and/or anemia.

    27. White nails with pink near the fingertips are a sign of liver cirrhosis.

    28. Yellow nails appear before other symptoms appear, which may mean certain diseases in the body, such as lymphatic and respiratory diseases, diabetes, and diseased nail and liver disease.

  10. Anonymous users2024-02-03

    Nails are like small imaging devices, and many diseases in the human body can be reflected from the nails. The nails of healthy people are smooth, smooth, translucent, uniform reddish in color, and have a certain curvature attached to the finger ends. At its root, there is a half-moon-shaped white nail arc, which plays a protective role in the nails, commonly known as "health circles", and the changes in the shape, luster and color of the nails can reflect the health of the body.

    Vertical streaks on the nails: It may be kidney failure, pancreatitis, long-term inflammation of the small intestine, rheumatism, nutritional disorders, or vitamin A deficiency.

    Horizontal lines on the nails: Most are caused by a lack of nutrients, but they can also occur after surgery and heart attacks. In addition, horizontal striped nails are often an important indicator of intestinal infections and pneumonia.

    Some people also have this symptom after having measles or fever, but before the onset of myocardial infarction.

    Nails with cotton-like white clouds and white spots: it could be a problem with the intestines.

    Soft and weak nails: a sign of malnutrition.

    Nails are flat, pitted, spoon-shaped, dull, and brittle, and are iron deficiency anemia.

    Nail bulge: The transverse and longitudinal ridges of the nail are highly curved and raised, and many diseases can make the nail bulge, such as chronic lung disease, congenital heart disease, thyroid disease, liver cirrhosis, ulcerative colitis and certain malignant tumors.

    Spoon-shaped nails: the nails are thin, ** sunken, and the edges are upturned like spoons, which are commonly found in hypohemochromatic anemia, long-term iron deficiency or hyperthyroidism, hyperadrenal gland function, rheumatic fever, hookworm disease, syphilis and other diseases.

    Round nails: Anyone with heart disease, lung disease, chronic lack of oxygen, liver atrophy, or kidney failure is likely to have round nails.

    Inverted triangle shape of the nail indicates a predisposition to stroke and paralytic disease.

    Cracked nails: People who regularly touch detergents with their fingers are prone to cracked nails, and in addition, they may have thyroid dysfunction, circulatory disorders, or have a severe** disease.

    Nails are blue and purple: usually caused by hypoxia, if it is systemic, it is mostly caused by arterial blood hypoxia caused by congenital heart disease, chronic lung disease, heart failure and other diseases.

    White nails: If the nails are all white, pale is cold, and pale is anemia.

    Blue nails: People with acute abdomen have cold limbs and sudden blue nails. Stillborn women will continue to turn blue when fingered. In addition, bruising of the nails may indicate poisoning or early cancer.

    Green nails: Partial or total green color of the nails, if not caused by long-term exposure to detergent or soap, may be caused by infection with Pseudomonas aeruginosa.

    Gray nails: more common in malnutrition, rheumatoid arthritis, hemiplegia, or myxedema.

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