What causes vertical lines on fingertips?

Under normal circumstances, our finger caps should have a smooth surface, a certain luster, and a light pink color. There will be a white crescent on each finger cap. If you find any abnormal phenomena on your fingernails, such as the fingernails become rough, dull, or have vertical lines, you should pay attention. There are several situations and suggestions for vertical lines on the fingertips:

1. Vertical lines on the nails

If the surface of your nails is not smooth enough and has obvious vertical lines, it means that your body is in a state of fatigue, which may be due to lack of sleep or overuse of the brain.

Recommendation: Take more time to rest; at the same time, supplement vitamin A in moderation.

2. Blue vertical lines on the nails

If the vertical lines on the nails have changed from normal nail color to blue, it means that the body is insufficiently oxygenated and is suffering from hypoxia. This may be a sign of lung infection, such as pneumonia.

Suggestion: Eat more lung-nourishing foods, such as pears, lotus seeds, etc.

3. Red vertical lines on the nails

The appearance of vertical red lines on the nails indicates microvascular bleeding. If there are multiple such blood lines, it may be a "help" signal sent to you by diseases such as chronic hypertension and psoriasis, and you should pay attention to it.

Recommendation: Hypertensive patients should pay special attention to their diet, eat less greasy food, and avoid hot foods such as garlic and ginger.

4. Black vertical lines on nails

Staying up late for a long time will cause the body to be in a state of fatigue, poor immunity, long-term illness, etc., which will cause black vertical lines on the nails. In addition, black vertical lines will also appear if there are toxins in the body, the liver and kidneys have poor detoxification ability, and functional decline.

Suggestions: Eat a balanced diet, supplement protein, ensure adequate sleep, and maintain a good mood.

5. White spots on nails

White spots on the nails are often related to malnutrition. If it is often accompanied by unexplained abdominal pain, it may be a sign of roundworms in the stomach.

Recommendation: It is recommended to supplement nutrition, do not be picky about food, eat all kinds of food, but do not only consume one kind of nutrient.