Which of the following is characteristic of depression?

A) It occurs most commonly in children.
B) The signs of depression are the same as the signs of substance abuse or addiction.
C) Symptoms include difficulty falling asleep, loss of appetite, and loss of energy.
D) Depression is always easy to diagnose.
E) Depression seems to occur most frequently between ages 20 and 30.

Depression

A mental health disorder characterized by persistently low mood, loss of interest in activities, and other symptoms affecting daily functioning.

Substance Abuse

The use of a substance in a way that is not medically approved, such as using diet pills to stay awake or consuming large quantities of cough syrup that contains codeine. Substance abusers are not necessarily addicts.

Difficulty Falling Asleep

A sleep disorder characterized by trouble transitioning from wakefulness into sleep, impacting one's overall sleep quality.