Depression is associated with low levels of which neurotransmitter?

A) acetylcholine
B) serotonin
C) dopamine
D) oxytocin

Serotonin

A neurotransmitter involved in many functions including mood regulation, appetite, and sleep, often linked to feelings of well-being and happiness.

Depression

This is a common mental health disorder characterized by persistent sadness, loss of interest in activities, and a variety of emotional and physical problems.