The Difference Between Insomnia and Apnea Is That

Multiple Choice

The difference between insomnia and apnea is that:

A) apnea affects primarily the elderly,whereas insomnia is affects children.
B) insomnia is highly treatable but apnea is not.
C) insomnia is characterized by sleeplessness,whereas apnea is characterized by breathing difficulties.
D) apnea is a precursor to narcolepsy,whereas insomnia is not.