Caregiver Training: Sundowning | UCLA Alzheimer’s and Dementia Care Program

Caregiver Training: Sundowning | UCLA Alzheimer’s and Dementia Care Program Sundowner syndrome is a medical condition that affects people who work at night, especially those who work the night shift. It is characterized by a range of symptoms that happen when the person wakes up and tries to sleep during the day. The symptoms can include feeling tired or sleepy, increased appetite, and depression. The exact cause of sundowner syndrome is not known but it is believed to be related to lack of natural light in the morning or late afternoon when people are trying to sleep.