面对这一系列的问题，解决的途径有很多种，可以从老年人的生理、心理、及生活环境等方面寻找。
Facing this a series of questions, the solution way has very many kinds, may from senior citizen's physiology, the psychology, and aspect and so on living conditions seeks.
老年人、体弱者和年轻人也可以从食补中获得很大收益，尤其在冬季。
The elderly, weak, and young can also benefit greatly from tonic foods, especially during the winter.
科学家无法提供所有答案。不过，从对一些保持头脑敏锐地老年人的研究中可以找到一些线索。
Scientists do not have all the answers, but studies of older people who have maintained their mental acuity provide some clues.
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