Background: Osteoporosis is a disease characterized by low bone mass and structural deterioration of  bone tissue, with a consequent increase in bone fragility and susceptibility to fracture .Old age consists of ages nearing or surpassing the average life span of human beings, Elderly people have limited regenerative abilities and are more prone to disease, syndromes, and sickness than other adults. Currently, more than half of the world’s women aged 60 years and over are living in developing regions, 198 million compared with 135 million in the developed regions. Objectives:(1) To assess the knowledge among elderly women regarding preventive measures on osteoporosis.(2) To evaluate the effectiveness of video assisted teaching module regarding knowledge on preventive measures on osteoporosis among elderly women. (3) To find the association between post test knowledge scores with the selected scores of elderly women in a selected demographic variables. Materials and methods: Research design is one group pretest and post test design will be used in this study. Data was collected from 50 elderly women in vijayawada Krishna district. Purposive sampling was used for selected the sample in investigator developed structured questionnaire on osteoporosis prepared used for data collection.