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段落1

This is Scientific American 60-Second Mind, I'm Christie Nicholson. Got a minute?

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Pictures of food.

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Snapping photos of meals is one of the less expected viral social media trends.

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That mega burger, the cheesy burrito, the strawberry shortcake, captured forever as an object of desire.

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But food photography can backfire.

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Because a recent study finds that looking at a lot of photos of food can make foods similar to those pictured less enjoyable to eat.

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This is due to something that scientists call "sensory boredom."

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Researchers had more than 230 people look at and rate photos of food.

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Half of the group viewed and rated 60 photos of sweet things like cake and chocolates.

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The other half saw and rated 60 photos of savory foods like chips and pretzels.

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Then everyone in the study ate salted peanuts and rated them.

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The subjects who had seen photos of salty foods enjoyed the salted peanuts less than did the participants who had seen pictures.

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Seems that a picture may be worth a thousand tastes.

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The salty group never actually saw any peanut photos.

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But, the researchers say, viewing the salty food photos had satiated their sensory experience of saltiness,

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making yet more of the same thing less appealing.

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Thanks for the minute, for Scientific American 60-Second Mind. I'm Christie Nicholson.

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