Objective: To compare the menstrual disturbances and its relation to BMI among clinical and paraclinical students.

Methods: The study involved a Questionnaire survey conducted among 100 women in the age group between 18-25 years performed in the hospital of obstetrics and gynecology of yenepoya institution Mangalore, to identify the most common menstrual disturbance and most common menstrual complaint and its relation to BMI. The most common menstrual disturbance and common menstrual complaint was then compared to the body mass index. The data collected were collected over the period of May 2021 to April 2022.After the data was obtained it was entered in excel and descriptive analysis was done by calculating the percentage.

Results: Out of 100 participants, most common menstrual complaint was found to have dysmenorrhea (72%) and most common menstrual disturbance was irregular cycles .80% of all participated girls had regular menstrual cycles, 20% had irregular menses cycles. Among 20% of them who had irregular cycles, 3% had Normal BMI, 3% - were underweight, 6% were overweight and 8% were obese.