Tuesday, April 27, 2010

Boost your concentration with glucose

Drink smart
The clock is ticking for that presentation and you need your afternoon pick-me-up. But although caffeine is the most convenient matchstick for tired eyes, studies have found that daily consumption causes your body to develop an increasing tolerance to the stimulant, making it progressively less effective as an aid to concentration. Fill the void in your motivation with a shot of sharpening glucose. Lancaster University researchers found that a small dose of the sugar boosts your memory by 50%, with study participants displaying a "significant enhancement in memory performance on long-term memory recall tasks". Researchers link the improvement to the spike in arousal and alertness associated with glucose consumption. Just 25g – the amount found in a standard bottle of isotonic drink – provided the positive full psychological effect in under five minutes, so your brain will be able to soak up more facts, more smartly, when it really matters. That's sweet.

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