What is the cause of the horizontal lines and depressions on the thumb nail?

It is quite common to see depressions in the horizontal lines of the thumb nails. The first sign of depressions is that the body is lacking in trace elements. At this time, you should go to the hospital for a check-up to see if there is any deficiency. In daily life, you must adjust your diet, eat more nutritious foods, and supplement trace elements and vitamins. The color and lines of the nails can also tell whether a person is healthy.

Judging from the color of the nails, the nails of people with healthy blood and qi are generally pink, glossy and even. Traditional Chinese medicine also has the concept of "blood deficiency". Many people regard white nails as a sign of anemia, but it requires symptomatic analysis. For example, purple nails may be a sign of arteriosclerosis, high blood lipids, or heart blockage; blue nails may indicate severe cold and blood stasis; yellow nails may indicate liver and gallbladder problems or poor blood sugar metabolism; and blue nails indicate lung obstruction.

What nail changes may indicate a serious illness? Changes in nails may indicate lesions in other parts of the body and are often a precursor to other diseases. 1. Blackening of the nails and broken spots under the nails indicate infection-induced myocarditis (severe heart infection), other heart diseases, or bleeding disorders. 2. Brittle nails may indicate iron deficiency, thyroid problems, impaired kidney function, or blood circulation problems. 3. Brittle, soft and easily worn nails indicate a lack of nutrition and may indicate hyperthyroidism. 4. Black nails and/or thin, flat, spoon-shaped nails are signs of vitamin B12 deficiency or anemia. (If the hands come into contact with detergents or allergens, the nails may also turn black or gray) 5. Dark blue nails indicate lung obstruction, such as asthma or emphysema. 6. Inward-deepening nail tips indicate abnormalities in the heart, liver, or respiratory system. 7. In addition to local fungal infections, green nails can also indicate bacterial infections in the body.

Common knowledge about nail health: Nail changes can indicate 28 diseases. 8. Half-white nails with black spots on the fingertips can indicate kidney disease. 9. Isolated green streaks appearing on the nail bed, especially on fair skin, is a sign of skin cancer. 10. Beaded nails (uneven surface) are a sign of rheumatoid arthritis. 11. Nails that extend to the fingertips and curve downward are a sign of lung damage, such as emphysema or asbestosis. 12. Easy to break, crack, or peel off indicates malnutrition and lack of hydrochloric acid and protein. Minerals are also extremely deficient at this time. 13. If the base of the nail is raised and the white part is very small, it means there is a respiratory disease, such as emphysema or chronic bronchitis. This symptom may be hereditary. 14. Separation of the nail from the nail bed suggests thyroid disease or localized infection. 15. A brass instrument that looks like a flattened nail indicates a tendency to lose some or all of the hair. 16. Reddish-brown acne scars and worn and split fingertips indicate psoriasis; you need to supplement with VC, folic acid and protein. 17. Redness of the skin around the nail beds may indicate essential fatty acid malabsorption or a connective tissue disease, such as lupus. 18. Vertical or horizontal ridges appear on the nails. Erect ridges can indicate poor health, poor nutrient absorption, and/or iron deficiency, or kidney disease. Horizontal spine is caused by excessive mental or physical stress. Interlaced ridges on the nails indicate a tendency to develop arthritis. 19. Thick nails indicate poor circulatory system function, poor blood circulation, and thyroid disease. Tips on nail health: Nail changes can indicate 28 diseases. 20. Thinning nails may be a sign of lichen planus. 21. Two fixed white stripes mean hypoproteinemia. 22. Wide and square nails indicate endocrine abnormalities. 23. White lines indicate possible heart disease, high fever, or arsenic poisoning. 24. The appearance of horizontal white stripes on the nails may indicate liver disease. 25. If the white half-moon shaped area at the base of the finger turns red, it indicates heart problems. If it turns gray-green, it indicates heavy metal poisoning or lung disease. 26. White nails mean liver or kidney disease and/or anemia. 27. White nails with pink near the fingertips are signs of cirrhosis.

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