What is the reason for black lines on nails?

In traditional Chinese medicine, it is believed that a person's fingernails can reflect information about health or disease in the body. Many people find black lines growing on their nails, and generally do not think that there is something wrong with their body and do not take it seriously. But don’t be so careless, as this may be a sign that there is something wrong with your body! So what exactly is going on when black lines appear on nails?

Obvious vertical lines on the nail plate are a sign of long-term neurasthenia and aging of the body, and are prone to:

1. Neurasthenia, long-term insomnia, frequent dreams, easy waking up, and difficulty falling asleep.

2. Consuming diseases, physical overdraft (such as physical and mental fatigue syndrome)

3. Poor immune function, prone to colds and frequent colds.

4. If the vertical lines are particularly obvious, they are often pathological lines, indicating that the body has suffered severe damage from illness.

5. When black vertical lines appear, you should pay special attention, as this is a sign of liver and kidney dysfunction and toxin accumulation. The liver and kidneys have the detoxification function of excreting waste from the body. When the liver and kidneys are weakened, waste in the body cannot be excreted. Black vertical lines often form on the nail plate due to exposure to a polluted environment, dietary pollution, excessive pesticides and heavy metals in food, cancer patients with excessive accumulation of drug toxins after chemotherapy, or after a severe gastroenteritis or diarrhea.