ABSTRACT
Introduction: Caffeine present in coffee is known to be consumed by students and professionals to allay sleep and bring about concentration.Coffee being one of the mostly widely used beverages ,its effect on auditory and visual reaction time is thetopicof study.Purpose : this study is aimed at checking out if caffeine present in coffee can alter the visual and auditory reaction times in the subjects.Materials and methods :The study was conducted on 77 medical students out of which 42 were male and 35 were female medical students. The students were not habitual coffee drinkers and were experiencing the effect of caffeine on their auditoryand visual reaction times.Results :We found that caffeine had significantly reduced the auditory and visual reaction times in both male and female medical students.Conclusion : consumption of caffeine in the form of coffee can significantly aid students and professionals in concentration and thus reinforces the concept of usage of this beverage within limits.