Prognosis

Iceland’s Blue Lagoon Doubles as Psoriasis Remedy

Tourists bathe in the Blue Lagoon geothermal spa as steam rises in Grindavik, Iceland.

Photographer: Arnaldur Halldorsson/Bloomberg

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Hi! It’s Madison. I was recently in Iceland, where I found out that those Instagram-worthy geothermal pools actually have some surprising health benefits. More on that in a second...

You’ve probably seen the photos of tourists — or celebrities like Beyoncé and Justin Bieber — floating in the otherworldly waters of Iceland’s Blue Lagoon. For years, guests have flocked to the geothermal seawater spa for some R&R, making it the Nordic country’s most popular tourist attraction.