指甲上的月牙白是什么?_百度知道 2013年3月8日 - 从中医来讲,一个人手指甲上的月牙如果弧度大、光泽好,就表明此人的气血比较丰盛;如果月牙变小或逐渐消失,说明人体的气血衰退,身体状况不如从前。
What Your Fingernails Reveal about Your Health - HealthWorld Online Nails that have no 'moon," or white crescent at the base, and are thin and brittle might indicate an underactive thyroid. Still other changes-like brittleness or ...