Background: Osteoarthritis is a degenerative disorder that occurs in the articular cartilage characterized by reduced synovial joints, the formation of osteophytes, damage to the ligaments and changes in the bones. The cause of osteoarthritis in the area of Puskesmas Banyuanyar is 46% of the population in one card families still have families who smoke and as much as 22% of people do not do physical activity due to the busy and physical condition. Objective: This investigation was carried out in an effort to improve knowledge on the case of osteoarthritis in the area of Puskesmas Banyuanyar. Method: This activity is a form of dissemination using leaflet media. To find out the results of improved understanding researchers conduct evaluations of pre-implementation and post-implementation. Results: Public dedication through this method of dissemination resulted in increased knowledge in the case of osteoarthritis from the average value of knowledge of 4,4% to 97,6%. Conclusion: Based on the results of the implementation of public service activities such as efforts to improve knowledge in case of osteoartritis, there was an increase in knowledge in PKK community

Banyuanyar Village is located in Banjarsari District, Surakarta City. Banyuanyar Village is included in the status of urban areas and has a Puskesmas which plays an important role in public health. Patient visits at the Banyuanyar Health Center physiotherapy clinic for shoulder pain cases from 2022 were 25 patients while in 2023 they increased to 50 patients. The most common case is shoulder pain with the third highest case. Characterized by complaints of pain in the shoulder that hinder daily activities. The purpose of this program is to provide education and demonstrate exercises in cases of shoulder pain in order to reduce and prevent complaints. The method used was education in the form of counseling and distributing leaflets to the elderly at the Banyuanyar RW 03 elderly post. The results obtained from measuring the increase in understanding using the pre-test and post-test questionnaires were a significant increase in understanding regarding exercise with a pre-test average value of 10 and a post-test average value of 85.5