A 40-year-old man showed up to an allergy clinic in Texas with a severe, burning rash on both his hands that had developed two days earlier. A couple of days later, it blistered. And a few weeks after that, the skin darkened and scaled. After several months, the skin on his hands finally returned to normal.

The culprit: lime juice and sunlight.

It turns out that just before developing the nasty skin eruption, the man had manually squeezed a dozen limes, then headed to an outdoor soccer game without applying sunscreen. His doctors diagnosed the man’s rash as a classic case of phytophotodermatitis.

Never would have thought that “avoiding the sun while covered in large amounts of lime juice” was a thing I would have to do…