论文部分内容阅读
1.检查指甲。指甲易裂、起皱,说明健康状况欠佳,营养不良;指甲上有白斑表明缺锌。 2.检查头发。倘若头发变稀疏,说明身体缺铁或贫血。
Check nails Nail cracking, wrinkling, indicating poor health, malnutrition; nails have white spots that zinc deficiency. Check the hair. If the hair becomes sparse, indicating that the body is deficient in iron or anemia.