Smelling freshly brewed coffee briefly improves mood, small study suggests

For millions around the globe, a freshly brewed cup of coffee is a wake-up drink first thing in the morning and a pick-me-up during a long, tedious workday. Scientists now have clues that it might be more than just the boost from the psychoactive component, caffeine, that explains why we reach for that roasted-bean brew so often.

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