Inclusion Criteria:  The gestational age of the baby is 34 weeks and above Ability to maintain body temperature No contraindication for post-surgical bathing Not using any analgesic medication Body weight of 2000 g and above Baby's oxygen need is less than 30% No nutritional intolerance Parents' willingness to participate in the research  Exclusion Criteria:  The gestational age of the premature baby is less than 34 weeks. Inability to maintain body temperature Contraindication of bathing Body weight less than 2000 g Oxygen requirement greater than 30% Presence of nutritional intolerance Contraindication of bathing due to clinical course Parents' refusal to participate in the study