![]() students of classes 9-12, using a self-administered questionnaire. To estimate the daily consumption of caffeine among urban school-going adolescents from Delhi.Ī school-based survey was conducted to determine the amount and pattern of caffeine consumption among. Excess caffeine intake may have deleterious effects on health. Read moreĪvailability and advertising of caffeinated drinks is on the rise in Indian market. Nearly 90% of Americans regularly use caffeine, and as many as 78% of automobile drivers report drinking caffeinated beverages to stave off sleepiness while driving. Routinely consumed in the form of coffee, tea, soft drinks, cocoa, and chocolate, caffeine is reported to be the most commonly used psychoactive substance in the world. But can caffeine really help? Does a cup or two of coffee really reduce sleepiness, sustain alertness, and improve performance – and if so, for how long and under what circumstances? While people use a variety of strategies to combat sleepiness, including modified work/rest scheduling, sleep optimization, sleep-inducing medications, strategic use of bright light, and napping, undoubtedly the most commonly used temporary countermeasure against sleepiness is caffeine. Besides, we console ourselves, if we start feeling a little sleepy, we can always just grab a cup of java at the corner café for a quick pick-me-up. One less hour of sleep is just one more hour available for work and play, we tell ourselves – and sometimes, we don't have any other choice. Unfortunately, it seems that sleep is often one of the first casualties when people try to make cuts. There never seems to be enough time – something's got to give. ![]() For a variety of reasons, people find themselves getting up earlier, working longer hours, and staying up later. Contemporary pressures from home and work seem to demand more from us each day. ![]() Introduction We live in a sleepy society.
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