Mohamed Taha Alwasila Alshaikh2019-10-282019-10-282018http://hdl.handle.net/123456789/14941This study was descriptive cross _sectional questionnaire based study, done in Alshaab hospitals in the period between (Jan to july2017), among asthmatic patients aged between (20_45) year old. The aim of the study was to determine the risk factors of asthma in adults in Khartoum state. The sample was 100 collected randomly of the total number of the study sample , 39%were living in an industrialized area , 34%smoker , 35% were actually working in the industry area , 75% were sampling of sinusitis , of the latter 59% were allergic area and 32%were exposed to allergens(an any environmental factors for long time before the disease ) .enAsthmaThesis