General crescent moon on the nails, curvature, glossy good if the blood is more abundant, if the crescent moon appeared to become smaller or disappeared, the human body’s blood in the slow decline, immunity decline, physical fitness is not as good as before, when the crescent moon accounted for the nails of the 1/5, indicating that the body is healthy. The crescent teeth disappeared, do not be too nervous, need to supplement nutrition, eat more fresh fruits and vegetables, ensure sufficient sleep, can supplement calcium. Oral calcium or calcium tablets, you can also take the succor, eat more food to replenish qi and blood, such as chicken, beans, milk.