Dengue fever is the one of the most important arboviral infection. It has become a major global public health problem in the world. Dengue infection is the most rapidly spreading mosquito borne viral disease.Dengue fever can occur endemically as well as epidemically. Epidemics can be explosive and often start during monsoon when breeding of vector mosquitoes is abundant. This book covers all about Dengue epidemiology, clinical feature, its prevention and control of dengue fever. I hope this book will definitely help in reducing morbidity and mortality caused by dengue worldwide.