Weakness can be caused by a deficiency of qi, blood, yin and yang, and can be treated by using astragalus, Colla Corii Asini, Radix Rehmanniae Praeparata, Radix Aconiti, Radix Polygoni Multiflori, etc. to nourish qi, nourish blood and nourish yin and warm up yang, together with food and medicinal diets. Weakness can be caused by prolonged illness, exhaustion and blood depletion, overexertion, dietary and emotional disorders and other injuries to yin and damage to yang, there are different qi, blood, yin and yang deficiencies, there are also concurrently appearing. Those who are deficient in qi can choose astragalus, ginseng and other qi tonic, those who are deficient in blood can choose angelica, gum and other blood tonic, those who are deficient in yin can choose ripened glutinous rice, maitake and other yin nourishing medicines, and those who are deficient in yang can choose appendicitis, ginger and other yang-warming medicines. In addition to medicinal diets or medication, weak bodies can also choose gongfu exercises, moxibustion, etc. to regulate and supplement according to the actual situation. In case of discomfort, it is recommended that treatment be carried out under the guidance of professionals, and that medication not be used arbitrarily to avoid adverse reactions.