Background: Foreign body aspiration (FBA) is a vital public health problem. The most dangerous complication of FBA is choking. Nurses can play a critical role in increasing education efforts through providing choking-prevention educational programs to parents and other caregivers Aim of the study: evaluate the effect of a health education program based on a health belief model on mothers' knowledge and practice regarding choking for their children. Subjects and method: quasiexperimental research design was used. Settings: This study was conducted at Benha University and Benha Teaching Hospital outpatient Clinics. Subjects: Convenience sampling including 110 mothers was used for data collection. Tools of data collection: tool I: a structured questionnaire to assess mothers' knowledge and practice related to choking management and prevention. Tool II: The questionnaire expanding the concepts of HBM Results: The results showed the majority of the mothers had satisfactory knowledge level after 30 days from application of educational program. There was a statistically significant difference between pre and after 30 days of health education application to the mothers. Also, after 30 days from application, nearly all of them have good FBA practice management. Conclusion: The study concluded that the prominence of continuing education based on HBM on mothers' knowledge and practice in management and prevention of FBA. Recommendation: educational programs and proposing training programs is tremendously crucial to inhibit choking and FBA