What is the reason why the crescent moon on my hand is slowly disappearing

The crescent moon on the hand slowly disappears may be caused by malnutrition: first, when the body lacks trace elements, anemia, poor blood circulation and other performance, it will cause the crescent moon to disappear completely. After this situation is shown, you can supplement nutrition in time, and pay attention to the nutritional balance of diet. Secondly, it may also be caused by factors such as excessive mental stress, insufficient sleep, and overwork. In this case, you should also pay attention to ensuring adequate sleep. After proper physical exercise to enhance personal fitness.