Human nervous system, composed of nerve cells and neuroglia, supervises and controls several organs and systems of the body in an integral way for the existence of the living organism.
   Signs of neurological disorders include several mental and physical ones, including fatigue, loss of concentration, feelings of anxiety, loss of memory and thinking, sleeping troubles, headache, uneasiness, weariness, slight tremor of eyelids and fingers, palpitation, dizziness, numbness of hands and feet, nervous exhaustion, nervous nutrition disorders, neuralgia, neuroparalysis, rapid pulse, hypertension, nausea, cold sweat, diarrhea, and the loss of appetite and sexual desire.
    These symptoms can be treated through rest and other therapeutic means including medicinal, physical and traditional Koryo treatments. Nervous disorders can also be prevented and cured with foods prepared with Koryo medicines and other materials.
   Typical Koryo medicines good for the nervous system are fruit of matrimony vine, angelica, lily, astragalus, Angelica gigas Nak, jujube, cocklebur, bark of Eucommia ulmoides Oliv, lotus pip, Ganoderma, young antler, yam, zizyphus jujube, Aconitum carmichaeli Debx, ginger, peel of Acanthopanax sessiliflorum, fruit of Schizandra chinensis, cynanchum wilfordii Hemsl, insam, fruits of Zanthoxylum piperitum, Radix Rehmaniae, fruit of Crataegus pinnatifida, cinnamon vine, Gastrodia elata, seeds of thuja, arrowroots, dodder seeds, scallion, walnut, Buxus koreana, Tuckahoe, and food materials are rice, black soybean, hulled adlay, beef, dog meat, egg, quail, parsley, mussel, silky fowl, hulled millet and trepang.