1. Use scientific and popular language to answer and explain the complex health-preserving principles and health common sense in daily life;
2. Detailed introduction to 150 details of family life that determine health, including diet, clothing, residence, travel, etc.;
3. Scientific answers, easy to understand, practical and convenient, ready to learn and use!
4. Health depends on yourself. Only by paying attention to health care can you keep diseases at bay.
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