(NEXSTAR) – Bruce Willis’ family released a statement Thursday revealing that he has been diagnosed with frontotemporal dementia (FTD), a progressive disease that has no cure.

FTD symptoms often arise in patients between the ages of 40 and 65, but can also affect young adults and older people, according to the Johns Hopkins School of Medicine.

Nearly a year after Willis’ family announced that he would step away from acting after being diagnosed with aphasia, his family says his “condition has progressed.”

The full article is available at ozarksfirst.com.