This book discusses various aspects of atopic dermatitis and different strategies for its management. Atopic dermatitis is a disease characterized by reddened, itching and dry skin. This allergic disorder has a complicated etiology and shows an extremely high clinical heterogeneity which complicates its treatment procedure. This book discusses some of the physiological mechanisms of this disorder and the important role of host-microorganism interactions. An analysis of the clinical diagnostic procedure and the disease management protocols normally used are included within the book. It also elaborates on the therapeutic approaches which show clinical benefits.