A study has confirmed what many drivers already know: Coffee improves alertness on the road. Researchers found improved reaction time and alertness in participants who were given a caffeine capsule.
Science has confirmed what many long-distance drivers already know - coffee really does keep you alert on the road. ...
... Researchers at Swinburne University of Technology in Melbourne used a spectacle-like device that counts the number of times a person blinks to judge the effectiveness of caffeine on wakefulness. ...
Full Story: Coffee makes drivers more alert: study; on TheAge.co.au
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