Investigating the Differential Diagnosis of Primary Insomnia
Extrinsic and intrinsic disorders are two categories that can be used to classify primary insomnia. Problems with proper sleep hygiene, abuse of substances, and stress brought on by external circumstances are examples of extrinsic disorders. Insomnia caused by psychophysiological factors, primary or idiopathic insomnia, obstructive sleep apnea, restless legs syndrome, shift work sleep disorder, and…