“Piano Man” singer Billy Joel, 76, said Friday that he is bowing out of his 2025 tour after being diagnosed with the brain condition normal pressure hydrocephalus (NPH).. Recent live ...

Normal pressure hydrocephaly is more likely to be diagnosed in people over the age of 55. Joel is 76. Another type of hydrocephaly is congenital hydrocephalus, which is present at birth. It can be ...