الفهرس 
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Abstract
Caffeine is known as an important factor to increase the prevalence and severity of premenstrual
syndrome. Aim: the aim of the study was to assess relationship of caffeine consumption and premenstrual
syndrome among University’s Students. Design: a descriptive cross sectional research design was adopted
in the current study. Setting: The current study was conducted among student’s residence at Banha
University indoors. Sample: Convenience sample of 250 students were included. In this study, four tools
were used to collect the data: Self-administered structured questionnaire sheet, visual analog scale,
premenstrual symptomatology tool; and caffeine intake form. Results: results indicated that premenstrual
syndrome severity; was found mild (21.6%), moderate (32.4%); and (46%) of the study sample had
severe PMS. Also, the study findings revealed that there was statistically significant relationship between
PMS severity and caffeine consumption as (P=< 0.05); tea, Nescafe, and chocolate were the main types of
caffeine beverage consumed by the study sample (74.7%, 70% and 42.4% respectively). In addition , the
study findings found that amount of caffeine in the form of number of cups or dose per milligram and
dose per milliliter (p= 0.000, 0.000& 0.000 respectively) were found statistically significant difference
that impacts severity of PMS .Conclusion: the amount and types of caffeine consumption increase the
severity of PMS. Recommendation: raise awareness among university students to limit caffeine
consumption especially one week before menstruation to promote their health and wellbeing.