eng Science and Education Publishing American Journal of Medical Sciences and Medicine 2327-6657 2019-12-10 7 5 184 189 10.12691/ajmsm-7-5-1 AJMSM2019751 article Faisal Khaled H Alhomayani dr.fk505@hotmail.com 1 Seham Hassan Almalki 2 MalakMohammed Alqahtani 3 Abdullah Hassan Almalki 4 Medicine Department, Taif University and Nephrology Center, King Abdulaziz Specialist Hospital Collage of Medicine, Taif University Collage of Medicine, King Khalid University Collage of Medicine, Al-Baha University Background: Knowledge about the COPD disease is a strong shield against suffering from, especially those patients who are acquired from environmental, chemical and habitual factors. Worldwide concepts, smokers are really less aware about the consequences. Objectives: To assess the awareness and level of knowledge about (COPD) among smokersin Saudi Arabia. Subjects and methods: This study was a cross-sectional study carried out in all regions in Saudi Arabia included anyone accepts participation in the questionnaire at any region in Saudi Arabia include Active, Passive and Ex. Smoker. An electronic questionnaire was sent by advanced social contacting to our participants re-analyzed by using SPSS. Results: Weak knowledge was seen in the sector of COPD general knowledge, treatment, relationship with smoking and total knowledge while average knowledge about common symptoms of COPD. The mean and standard deviation of total knowledge was 8.9±5.05. Conclusion: This study showed a low level of awareness about the initiation and progression of the disease and even the linkage between two points (smoking, COPD) is not clear for more than 60% of participants. http://pubs.sciepub.com/ajmsm/7/5/1/ajmsm-7-5-1.pdf COPD Chronic Obstructive Polmunary Disease Smoking Smoker Tobacco Awareness Saudi Arabia KSA