"Fibres in a variety of colors protrude out of my skin like mushrooms after a rainstorm: they cannot be forensically identified as animal, vegetable or mineral."

Joni Mitchell says she's got Morgellons disease, a "weird, incurable disease that seems like it's from outer space."

"Morgellons is a slow, unpredictable killer – a terrorist disease: it will blow up one of your organs, leaving you in bed for a year."

Is this disease real or a delusion?

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Underneath the skin
An empty space to fill in