人類存在於一個充斥著各種微生物的環境,如缺少了高效能的免疫系統, 將無法生存.免疫系統的失調所造成的疾病可概分為三: 免疫缺乏疾病, 自體免疫疾病與過敏疾病,將擇要介紹;並討論免疫系統的防護,以期遠離疾病。

Human live in a circumstance surrounded with various kinds of microorganisms, and can’t survive in case of lack of efficient immune system. Dysregulation of immune system can cause three major groups of diseases including immunodeficiency disorders, autoimmune diseases (such as Systemic lupus erythematosus, Rheumatoid arthritis, Sjogren’s syndrome, antiphospholipid syndrome) and allergic diseases, which will be introduced. Moreover, how to protect personal immune system and being free of diseases will be discussed.