The article presents children's hospitalization in the Republic of Croatia and in the world, with the accent on contemporary awareness and efforts in humanization of children's hospitalization. First of all, that means shorter children's hospitalization; pledge on the rights of parent's cooperation in medical care and all treatments; reduction of physical and emotional pain of the children, and also other different contents for children in hospital. Such approach to the children in hospital requires the interdisciplinary approach, with participation of all experts in sick children and their family care.