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Medicine
Seishun Shinsho Play Books / Easy to get tired, feeling tired, feeling heavy, unable to get rid of fatigue. There are quite a few people who have chronic fatigue even though they don't get so tired and sleep well. What is the difference between people who are always cheerful even if they do the same work and people who get tired quickly and can't work to the full? This book introduces the habits of people who don't get tired from various aspects such as eating, mental, sleep, care, exercise, and thinking.