The bottom of the nails is purple_The color of the nails is a little purple

Nails may seem to have no function, but in fact their role cannot be underestimated. Nails not only protect people's hands, but if there is any problem with the nails, it can also indicate some health problems in the human body. For example, if the nails are purple, it is likely caused by blood stasis, cold body or abnormal hemoglobin.

1. The color of the nails is a bit purple

Reasons for purple nails 1. Purple nails may be caused by blood stasis in the body. First, it may be that your spleen is weak. The spleen is responsible for transportation and transformation. Qi deficiency leads to weak blood circulation. Second, it may be that there is cold in the body, which causes blood stasis in the body!

Reason 2 for purple nails: The top of the human limbs, that is, the toes and fingertips are far away from the heart and have a weaker blood supply. In winter, when the heat in the fingertips is lost, the blood cannot supply the heat quickly, so the temperature of the fingertips will be low, the capillaries will contract, the blood flow will be poor, the venous blood cannot return immediately, and the arterial blood cannot be supplied immediately, the nails will turn purple, and in severe cases, frostbite will occur.

Reasons for purple nails 3. Pay attention to check whether there is any abnormality in hemoglobin.

Reasons for purple nails 4. Swelling of fingers and purple halos on nails may be caused by lung disease. Thinning, brittle, or even cracking nails indicate diseases of the respiratory and circulatory systems.

Reasons for purple nails 5. The middle of the nail is sunken, shaped like a spoon, indicating diabetes, anemia, hyperthyroidism or malnutrition.

2. Causes of blue nails

It is caused by lack of oxygen in human tissues and local blood circulation disorders. This phenomenon occurs in serious attacks such as heart and lung diseases, heart failure, and emphysema. Especially patients with heart and brain hypoxia have obvious cyanosis of nails. It should be noted that nail pressure injuries caused by some trauma can cause subungual bruising, which should be distinguished from this type of cyanotic nails.

3. Causes of black nails

The appearance of black spots or blue spots in clinical practice is a manifestation of poisoning, which is seen in arsenic, fluoride and other drug poisoning. In clinical practice, patients with chronic renal failure may have blackening of the distal end of the nails. Some people lack vitamin B2 in their bodies, which can also cause blackening of the distal end of the nails.