A patient with chronic depression asks a nurse whether light therapy should be considered as a possible treatment for the disorder.The nurse's response should be based on the knowledge that this form of therapy is best suited for:
A) posttraumatic stress disorder.
B) seasonal affective disorder.
C) postpartum depression.
D) situational depression.

Question

Quizplus · Accepted Answer

Light therapy,or phototherapy,has been shown to be effective for the treatment of seasonal affective disorder (SAD).Phase-delayed sleep brought on by the reduced sunlight in winter disrupts circadian rhythms.

A Patient with Chronic Depression Asks a Nurse Whether Light