Introduction: The aged have to cope-up with many physical and mental health problems with advancing age requiring constant attention. Depression, Hypertension, Arthritis, Dementia and Alzheimer’s are highly prevalent among the aged. Alzheimer’s disease is known to men only since 100 years, Alzheimer’s disease is a form of dementia. Dementia is derived from the Latin word de – “apart, away” and “mens” – mind. Dementia is a progressive brain dysfunction which result in a restriction of daily activities and in most cases leads in the long term to the need for care. Dementia is the most feared and divesting disorder of late life. Current estimates reveals that there are about 18 million cases of dementia in the world and by 2025, there will be about 34 million suffering from dementia. The overall prevalence of dementia ranges from 5 percent to 7 percent. Alzheimer’s disease is the most common dementing disorder accounting for 80 percent of all cases of dementia. Material & Methods: Anon-experimental, descriptivedesign was adopted to assess the knowledge of adult regarding Alzheimer’s disease in a view to develop information booklet.The study was conducted on 100adults, who are in the age group of between 21 – 50 years from mansarowar area of Jaipur city, who fulfill the inclusion criteria for the study. Data was collected from Jan 2014 to August 2014.A structured interview schedule was used to assess the knowledge of Alzheimer’s disease. Results: The data revealed that, there is significant association between level of knowledge and educational status, marital status and family .Major findings of study revealed that Out of 100 adults 16 percent had adequate knowledge 37 percent had moderate knowledge and 47 percent had inadequate knowledge on Alzheimer’s disease. The overall mean value of the adult’s knowledge regarding Alzheimer’s disease was 53.9 percent; mean were 16.17 and standard deviation of 15.5. Conclusion: After the detailed analysis of this study shows that nearly 50% of population does not have adequate knowledge about Alzheimer’s disease, hence information booklet will definitely help to increase their knowledge to facilitate better care for Alzheimer’s disease.