Protein-Energy Malnutrition has been identified as a major public health and nutritional problem in India. It not only leads to childhood morbidity and mortality but also leads to impairment of physical and possibly of mental growth of those who survive. Protein-Energy Malnutritionis a most lethal form of malnutrition; children are its most visible victims of malnutrition. "The silent emergency is an accomplice in at least half of the 10.9 million deaths is there in each year. Protein-Energy Malnutrition is a global problem. Nearly 150 million children under 5 years in the world and 70 - 80 million in India suffer from protein-energy malnutrition, nearly 20 million in the world and 4 million suffer from severe forms of Protein-Energy Malnutrition like Kwashiorkor and Marasmus, Khokar. A et al., [5]. The study was based on Rosenstock’s and Becker’s health behaviour model. The data was collected by descriptive method, 150 mothers were selected from the urban slum area by simple random sampling technique. Data was collected by using structured interview schedule for a period of 4 weeks. Both descriptive and inferential statistics were used for data analysis. The study findings revealed that the majority of mothers were illiterates. Hence there is a need to educate the mothers regarding correct feeding practices and that helps in. After the detailed analysis of this study shows that Nurses can adopt the health education module to educate the mothers about ProteinEnergy Malnutrition. They can impart the knowledge to the care givers regarding do's and don'ts of feeding practices which leads to the occurrence of Protein-Energy Malnutrition and can educate the mothers regarding prevention and control of Protein-Energy Malnutrition.