Coffee's aroma kick-starts genes in the brain

Drink coffee to send a wake-up call to the brain? Or just smell its rich, warm aroma? An international group of scientists is reporting some of the first evidence that simply inhaling coffee aroma alters the activity of genes in the brain.

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<p><a href="http://www.physorg.com/news132828422.html">Coffee's aroma kick-starts genes in the brain</a></p> <p>Drink coffee to send a wake-up call to the brain? Or just smell its rich, warm aroma? An international group of scientists is reporting some of the first evidence that simply inhaling coffee aroma alters the activity of genes in the brain.</p>