Background: Cataract refers to pacification of lens lead to visual loss. Cataracts can usually be treated with a day-case operation where the cloudy lens is removed and is replaced with an artificial plastic lens Aim: This study aims at evaluating the effect of an individualized health education on postoperative outcomes for patients undergoing cataract surgery. Methods: Quasi-experimental design was utilized for the conducted study. Sitting: The study was carried out in the ophthalmologic, inpatient and outpatient, clinics of the ophthalmologic hospital of Port Saied. Subjects:A convenient sample of eighty six adult patients of cataract from both genders has been taken over a period of six months. Tools: Two tools were used for data collection. Tool (I). A cataract patients, knowledge structured interview which consisted of  socio-demographic data, personal habits and knowledge about cataract surgery. Tool (II). Observational checklist which consisted of two parts: part 1.Post-operative cataract outcome. part 2.Snellen eye chart that is used to measure visual acuity. Results: shows that there is a statistically significant difference between total patient knowledge after individualized health teaching and occurrence of complications. Conclusion: Background after applying the individualized health teaching significantly improved patients knowledge, visual acuity, as well as decrease postoperative complications. Recommendations:  Further research will be focused on developing an educational booklet and distributing it to all patients who are undergoing cataract surgery in the ophthalmology department and outpatient clinic.