A year after being diagnosed with a brain disorder: this is how things are going with Billy Joel

Billy Joel (76) fell in February last year during a performance in Connecticut and a month later he revealed that he suffers from the brain disorder Normal Pressure Hydrocephalus (NPH), a special form of hydrocephalus. How is the Piano Man singer doing now? His ex-wife Christie Brinkley gives an update on his health to HELLO! Magazine.

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