Exogenous depression is usually caused by:
Aa biochemical imbalance.
Btraumatic events such as rape, assault, war, or airplane crashes.
Cexternal events such as the loss of something or someone of great value.
Dlack of adequate sunlight.
Aa biochemical imbalance.
Btraumatic events such as rape, assault, war, or airplane crashes.
Cexternal events such as the loss of something or someone of great value.
Dlack of adequate sunlight.