eng Science and Education Publishing American Journal of Nursing Research 2378-5586 2019-08-25 7 5 879 888 10.12691/ajnr-7-5-21 AJNR20197521 article Fatma Ahmed Elsobkey drfatmaelsobkey@yahoo.com 1 Samah Abdallah Mohamed Amer 1 Pediatric Nursing-Faculty of Nursing-Benha University Background: vitamin D deficiency is a problem among children that used to describe low level of serum 25- hydroxy vitamin D. Children with cerebral palsy have many risk factors for osteopenia and fracture. Aim: To evaluate effect of mothers' health education based on health belief model to prevent vitamin D deficiency in children with cerebral palsy. Design: A quasi-experimental design was utilized. Setting: The study was conducted at Outpatient Clinic of Benha University Hospital, Benha Teaching Hospital, and Benha Specialized Pediatric Hospital. Sample: A convenience sample of 105 mothers and their children have cerebral palsy. Tools of data collection: structured interview sheet; baseline characteristics of mothers and children, mothers' knowledge regarding vitamin D deficiency, vitamin D questionnaire, Health belief model questionnaire. Result: the result of the present study revealed that mothers had satisfactory knowledge, competent practice, and positive attitude after health education implantation. Conclusion: Health education program was effective and help mothers to prevent vitamin D deficiency among their children with cerebral palsy. Recommendation: continuous health education should be implemented for mothers to prevent vitamin D deficiency in children with cerebral palsy. http://pubs.sciepub.com/ajnr/7/5/21/ajnr-7-5-21.pdf health belief model health education vitamin D deficiency cerebral palsy