Weak

Weakness is divided into physical weakness and nervous breakdown. Weak constitution, this kind of people have poor living ability, low ability to defend against diseases, are easier to get sick than others, and belong to sub-health. Neurasthenia is a functional disease different from organic disorders of the nervous system, and most patients have neurotic qualities. At present, neurasthenia refers to the excessive tension of brain function caused by some long-standing mental factors, which leads to the weakening of mental activity.

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