Cytokines and Diseases will contribute to the pathogenesis, follow-up, and treatment processes of different clinical pictures and diseases in the light of current information obtained from the literature. This book aims to describe the type, effects, and kinetics of cytokine production, as well as to summarize the pathophysiology of the cytokine storm that occurs after bacterial sepsis or severe viral infection. It has been a summative review containing the most up-to-date data for academics participating in cytokine-based therapy studies, studies targeting cytokine production or effects, and clinical trials that arouse interest after the Covid-19 pandemic.