Pediatric anesthesia has become an increasingly important aspect of anesthesiology generally and of pediatric surgery specifically. Recent advances in pediatric surgery make it mandatory that anesthesiologists, pediatricians and surgeons carefully assess the anesthetic agents and technics which will be most effective in infants and children. A anesthetic workplace to be used for pediatric anesthesia needs to meet various prerequisites and must consider over the extraordinary physiological parts of the different age groups of adolescents, from premature infants to class youngsters. Various factors play a key role in the paediatric anesthesia like airway and respiratory system, cardiovascular system, renal system, hepatic system, glucose metabolism, haematology, temperature control, central nervous system, psychology. Various evidences are done for anesthetizing children like the pre-operative visit, pre-operative abstaining and pre medication.