在寒冷的冬季,许多妇女和老年人会感到全身发冷,手、足等末梢部位尤甚。究其原因,怕冷与身体缺铁有关。美国健康协会曾选取了100位老年人作为实验研究对象,每人只摄取6 mg铁,相当于医生规定的1/3,持续一个月以后,测量他们的体温发现,参加实验的老年人体温普遍下降了0.5℃左右。铁是制造血红蛋白的重要原料。铁缺乏可引起缺铁性贫血,使人的体 In cold winters, many women and seniors feel chills, especially in the hands and feet. The reason, fear of cold and body iron deficiency related. The American Institute of Health has selected 100 elderly people as experimental subjects, each taking only 6 mg of iron, equivalent to 1/3 of the doctor’s prescription, after a month of continued measurement of their body temperature found that the elderly were generally experimental body temperature Decline of about 0.5 ℃. Iron is an important raw material for the production of hemoglobin. Iron deficiency can cause iron deficiency anemia, the human body