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12 天
【科普营养】写在你脸上的5种营养素缺乏症
肤色苍白可能表明要增加维生素B12的摄取了。维生素B12缺乏容易导致贫血、神经系统和皮肤黏膜受损的营养缺乏性疾病,也会增加疲劳的感觉,还有另一个明显的征兆是完全光滑无苔的舌头(completely smooth tongue)。
Times Higher Education
4 个月
Louisiana State University 的排名数据分析
所有上榜的高校都有一个总分和四项指标类别的得分。但只有总分或指标类别排列在前500的高校才会公开得分。
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