EFFECTS OF CAFFEINE ON ATHLETE’S PERFORMANCE
Keywords:Caffeine, endurance performance, high-intensity exercise, cardiovascular factor, athlete WADA.
Caffeine is most widely available and used compounds in sport. Although the use of Caffeine either is not considered a doping infraction. The aimed of this study was to investigate the effects of caffeine on athletes’ performance through a classic survey method of paper pencil. For this purpose, N=149 athletes, males=100 and females 49, ages 19-24 years were selected from Public and Private sectors universities for this study. A self-developed questionnaire on Caffeine was employed for data collection. The chi square test of Statistical Package for the Social Sciences (SPSS) was used to analyze the data with 4-PointsLikert Scale, which showed very good and reliable result with significant value of every question, which was .000 to 0.01.According to the results, it is concluded that the Caffeine intake improve levels of strength, power and upper arm muscular endurance of athletes. When caffeine used in small or recommended amount, it enhances the athletic performance but more intake quantity disturbs the athlete’s body systems like digestion, absorption and it also becomes addiction for him.