莱姆病:怎么喝杯果汁就长疹子了 Lime Disease: How a Fruity Drink Can Give You a Rash

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Picture this: you're on a beach, relaxing, sipping on a beer.

You squeeze a lime into your drink and get hit by some citrusy mist while you're sunbathing.

No big deal, right?

Well, actually, because of some chemicals in that lime and UV radiation from the sun, your skin is about to get attacked.

The symptoms come a day or two after exposure: an itchy, burning rash with fluid-filled blisterskind of like a bad sunburn.

It's been called lime diseasethat's "lime" with an "i".

You might also hear it called Mexican beer dermatitis, margarita dermatitis, or Club Med dermatitis, after the tourism company because sometimes people come back with post-vacation rashes.

The medical name for this condition is phytophotodermatitis, which tells us that it's skin damage related to plants and light.

Specifically, high-energy ultraviolet light, like the UV rays in sunlight.

This bad skin reaction is caused by certain furanocoumarins, a group of compounds that some plants use to defend themselves and deter hungry herbivores.

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