Fibromyalgia is a chronic and intricate musculoskeletal disorder characterized by widespread pain, fatigue, and tenderness in specific anatomical regions. Although its prevalence varies among populations, understanding the prevalence in different geographical areas is crucial for healthcare planning. This cross-sectional study aims to determine the prevalence of fibromyalgia in adults residing in Al-Karak, Jordan. The city's unique demographic and environmental characteristics may influence the occurrence of fibromyalgia among its adult population. The study aims to address gaps in knowledge, provide localized insights, and shed light on fibromyalgia's burden on the community's health. Accurate prevalence data aids healthcare planning and resource allocation.

Using google forms, this cross-sectional study was carried out, and the participants were reached via social media platforms (5)

. Participants' autonomy was maintained, and no direct benefit was gained in return for filling out the questionnaire. The ethics committee at the Faculty of Medicine, Mutah University, Karak, Jordan, provided the required ethical approval prior to the initiation of this study. Moreover, the committee ensured that the study was designed according to the principles of the Declaration of Helsinki (Date: 13 February 2023. Reference number: 992023). In this study, the authors targeted Karak government citizens, in Jordan. Accordingly, the required sample size to achieve a 99% Confidence interval was 663 participants.

The study found a 26.5% prevalence of fibromyalgia in the studied population. Female gender, mental health illnesses, and comorbidities like irritable bowel syndrome, psychiatric disorders, and rheumatological and neurological diseases were significantly associated with fibromyalgia. Age, BMI, marital status, employment status, and certain comorbidities did not show statistically significant predictive value.

Discussion: The significant prevalence of fibromyalgia and its links to female gender, mental health problems, and comorbidities highlight the necessity for specific healthcare interventions and public awareness initiatives. The study's findings help to understand the imp