Ghosts in your head

From imaginary music to ghostly scents, “phantom” senses are more common than you think

By Kirsten Weir, 09:47 AM April 26, 2014

One warm summer day, I heard the familiar tune of an ice cream truck outside my window. That night as I was going to bed I heard it again, faintly in the distance. But why was an ice cream truck cruising the neighborhood at nearly midnight? It wasn’t. Gradually I realized the jingle was not coming from outside my window. It had been playing inside my head.

Luckily, I’m not crazy. It’s true that some types of hallucinations are associated with mental illnesses. But many healthy people also expe...

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