Background: Sleep disorders are being more prevalent among general population. Its poor sleep quality causes depression, accidents, mortality, and morbidity among general population.

Aim: To know the prevalence of sleep disorder among general population.

Methods: Data was collected from general population of Karachi in 6 days. Questionnaire for Sleep-Quality Developed by Colin Espie, Professor of Sleep Medicine, University of Oxford was used to assess the sleep problems and sleep quality of respondents.

Results: Moreover, 6.2% reported had severe sleeping problems and need clinical attention. 5.9% had some sleeping problems. 38.2% of respondents have good sleep while 49.75 had great sleep quality. Majority of respondents belong to age 20 to 30 age groups, students, undergraduate, female, exercised once in a week and were vegetarian.  Age 20 to 30 age groups, students, undergraduate, female, exercised once in a week and being vegetarian was associated with sleep problem (P<0.05). 20 to 30 age group, Health sector and inter education level, diabetes, obesity, difficult breathing, snoring while sleeping and smoking was associated with sleep problems(P<0.05). Wherever, >30 age group, undergraduate education level, students, exercising once in a week and eating vegetarian food were associated with good sleep quality(P<0.05). Poor sleep quality causes depression, accidents, mortality, and morbidity among general population.

Conclusion: This study will provide the important information to the higher authorities related to the most vulnerable groups related to sleep problems and factors associated with good sleep quality.