For several months now, Warren has gone to bed at his usual time, but has awakened at 2a.m.He finds that no matter what he does, he can't go back to sleep after he wakes up at this early hour.It is likely that Warren is suffering from:

Question

Quizplus · Accepted Answer

Insomnia is characterized by difficulty falling asleep or staying asleep. In this case, Warren is awakening at 2 a.m. and unable to go back to sleep, suggesting insomnia. Hypersomnia refers to excessive daytime sleepiness, sleep apnea is characterized by interruptions in breathing during sleep, and parasomnias are abnormal behaviors that occur during sleep, such as sleepwalking or night terrors, which are not applicable in this case.

For Several Months Now, Warren Has Gone to Bed at His