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