2. Fragile nails may indicate iron deficiency, thyroid problems, impaired renal function and blood circulation problems.
3, nails are brittle and easy to wear, lack of nutrition, and may be manifested as hyperthyroidism.
4. Black nails and/or thin, flat and spoon-shaped nails are all signs of vitamin B 12 deficiency or anemia. If your hands come into contact with detergents and allergens, your nails may turn black or gray. )
5. The nails are dark blue, indicating that the lungs are blocked, such as asthma or emphysema.
6, nail tip invagination indicates that there are abnormal problems in the heart, liver or respiratory system.
7. In addition to local fungal infection, green nail thirst is manifested as bacterial infection in the body.
8, the nails are half white, and there are black spots on the fingertips, which can indicate kidney disease.
9. Isolated green stripes appear on the nail bed, especially pale skin, which is a standard of skin cancer.
10, beaded nails (uneven surface) are signs of rheumatoid arthritis.
1 1, nails extending to the fingertips and bending downward are signs of lung injury, such as emphysema and asbestos lung.
12, easily broken, cracked and peeled off, indicating malnutrition and lack of hydrochloric acid and protein. At this time, minerals are also extremely scarce.
13, the nail base is raised and the white part is very small, indicating that there are respiratory diseases, such as emphysema or chronic bronchitis. This symptom has genetic possibility.
14. The separation of nail and nail bed indicates thyroid disease or local infection.
15. Brass instruments with flat nails show a tendency of partial or total hair loss.
16, reddish-brown acne marks and worn bifurcated fingertips mean psoriasis; Need to supplement VC, folic acid and protein.
17. Red skin around nail bed means indigestion of essential fatty acids or connective tissue diseases, such as lupus.
18, vertical or horizontal ridges appear on nails. Upright spine means poor health, poor nutrient absorption, and/or iron deficiency and kidney disease. Horizontal ridges are caused by excessive mental or physical stress. Staggered nail ridges indicate a tendency to form arthritis.
19, thick armor implies low circulatory function, poor blood circulation and thyroid disease.
20, nail thinning may be like a sign of lichen planus.
2 1, two fixed white stripes indicate hypoproteinemia.
22, nail width prescription suggests endocrine abnormalities.
23. The white line indicates that there may be heart disease, high fever and arsenic poisoning.
24. There are horizontal white stripes on the nails, indicating that there may be liver disease.
25. If the white half-moon area at the root of the finger turns red, it means that there is something wrong with the heart; If it turns gray-blue, it means heavy metal poisoning or lung disease.
26. White nails mean liver or kidney diseases and/or anemia.
27. There are pink white nails near the fingertips, which is a sign of cirrhosis.
28. Yellow nails appear before other symptoms appear, which may mean some diseases in the body, such as lymph, respiratory diseases, diabetes and liver diseases.
Changes in the five internal organs of the human body will also be reflected on the nails accordingly. As long as we pay attention to the subtle changes of nails, we can predict a person's health. If you look at health from nails, the key lies in the color and shape of nails. Healthy nails should be smooth and flat, with no vertical and horizontal grooves on the nail surface, no interference spots on the nail, symmetrical nails, no deviation, no depression or upturned ends. As far as normal nails are concerned, although there are many kinds, there are not exactly the same nails. Generally speaking, healthy nails can be divided into: ordinary nails, big nails, small nails, long nails, short nails, wide nails, narrow nails and so on.