author(s)
1N Karthika Priyatharshini, 2Dr. T Komalavalli, 3Dr. R Mohana, 4Dr. M Sunitha, 5S Devi and 6G Vijayasamundeeshwari

abstract
A quasi experimental study to evaluate the effectiveness of video assisted instruction on knowledge and expressed practice regarding cardiac rehabilitation among post myocardial infarction patients. The 60 study samples selected by Non probability convenience sampling technique. The data collected with the help of demographic data, clinical variables and self-structured questionnaire regarding Cardiac rehabilitation. The study results shows that after the Video assisted instruction the level of knowledge improved as 83.3% had adequate level of knowledge, 16.7% had moderately adequate level of knowledge and 0% had inadequate level of knowledge in experimental group and the level of expressed practice improved as 73.3% had favourable practice, 26.7% had moderately favourable practice and 0% had unfavourable practice in experimental group. The effectiveness of Video assisted instruction is proved effective at p<0.05 level. The study conclude that the Nurses are health care providers actively involved in prevention and early detection of Myocardial infarction and its complications by conducting various education methods