The second edition of the Textbook of Allergy for the Clinician is a revised book with the newer developments and up-to-date concepts of common issues. The rapidly changing platforms of Food allergy, Microbiota, Probiotics, use of Biologicals in Asthma, Chronic Urticaria and Atopic Dermatitis are covered. A new chapter encompassing all the procedures in the field of allergy and asthma is replacing several individual chapters. More stress is being placed on issues faced by clinicians in daily practice, rather than rare syndromes. The international and global approach of the book is maintained by inclusion of topics of East-West practices, as well as complementary techniques in the management of allergic disorders and asthma. The basic chapters of applied anatomy, physiology are being added to make the foundation of the subject matter stronger. The uniqueness of the book is maintained by the diversity of the contributing authors from across the globe, representing the varied approach to patients with allergic disorders. Overall, the book will appeal to medical students, residents and fellows undergoing training, as well as consultants in academic and clinical settings. Hence the Textbook of allergy for the clinician, 2nd edition is a unique book by itself in the field of allergy.