== Unresolved/prolonged grief and cognitive decline ==
''See also:'' [[Prolonged grief disorder and cognitive decline]]
Bereavement can result in unresolved/prolonged grief, which is often called prolonged grief disorder (PGD).<ref>[https://www.ajgponline.org/article/S1064-7481(17)30559-6/pdf Prolonged Grief and Cognitive Decline: A Prospective Population-Based Study in Middle-Aged and Older Persons]</ref>