In modern world, the major causes of death and disability are found to be shifted from nutritional deficiencies and infectious diseases to non-infectious chronic diseases. Technological advancement, socio-economical transition and change in life style like taking high energy food and sedentary life are found to be associated with increased prevalence of cardiovascular disorders in the World.Clinical care of cardiovscular disorders is costly and prolonged. These diseases in adult hood are largely due to behavior initiated in adolescence like physical inactivity, tobacco and alcohol use, unhealthy diet.Adolescents in India are adopting unhealthy life style in recent years and various studies have shown that risk factors of CVDs are also increasing in Indian adolescents.In this book, risk factor and its prevelance were explored in school going children and also biostatastically analysed for thier significance. This book will direct the ways towards the more epidemiological studies to reflects the changing scenario of cardiovascular diseases in current era.