Correlation of Exercise on Body Mass Index (BMI) among Birmingham University College Students, United Kingdom (UK)

Background: Obesity is increasing worldwide more than the undernutrition problem. Among students, maintaining health is essential, as this age group is vulnerable to lifestyle changes, sedentary habits, and poor diet choices. Physical activity plays an important role in regulating BMI and reducing the risk of obesity-related complications such as diabetes, cardiovascular disease, and mental health disorders.Objective: This study aimed to investigate the correlation between physical activity and BMI among a specific college student in Birmingham, United Kingdom.Methods: A descriptive type of cross-sectional study was conducted at the University College of Birmingham Sixth Form between July 2022 and June 2023. A total of 90 A-level students, randomly selected from 118 eligible participants, were enrolled. Data were collected using a semi-structured questionnaire and face-to-face interviews. Physical activity levels and sports participation were recorded alongside anthropometric measures for BMI calculation. Data were analyzed using SPSS version 22, applying descriptive and inferential statistics, including correlation coefficients.Result: Sample was 90 students, the mean age of participants was 16.74 ± 0.59 years, with male being predominant 75 (83%). More than half of the students (54%) reported engaging in physical activities up to 18 days per month, while 16% had inconsistent workout routines. Football was the most popular sport 44 (50%), followed by cricket, with other activities including boxing and basketball. This was reflected in their BMI distribution, with 75 (83%) of students having a normal weight (18.5–24.9 kg/m²), indicating an overall healthy nutritional status and here physical activities were positively associated with healthier BMI status in the study population.Conclusion: The study found a positive correlation between higher levels of physical activity and normal BMI among students. The Journal of Ad-din Women's Medical College; Vol. 14(2), July 2026; p 17-20