Billy Joel Says He Had Brain Surgery After His Diagnosis: 'Don't Worry About Me' Billy Joel's recent brush with brain surgery has sent shockwaves through his devoted fan base and raised important questions about the intersection of music, medicine, and aging.
In May 2025, it was publicly announced that Joel had been diagnosed with normal pressure hydrocephalus (NPH), a condition characterized by the buildup of cerebrospinal fluid in the skull.
Joel's symptoms included cognitive decline and balance problems, which he attributed to his years of performing in loud environments.