(n.) Inability to sleep; sleeplessness\; wakefulness.

abscess ague alertness all-night vigil anemia ankylosis anoxia apnea asphyxiation asthma ataxia atrophy backache bleeding blennorhea cachexia cachexy chill chills colic consciousness constipation convulsion coughing cyanosis diarrhea dizziness dropsy dysentery dyspepsia dyspnea edema emaciation fainting fatigue fever fibrillation flux growth hemorrhage high blood pressure hydrops hypertension hypotension icterus indigestion inflammation insomniac insomnolence insomnolency itching jaundice labored breathing lidless vigil low blood pressure lumbago marasmus nasal discharge nausea necrosis pain paralysis pruritus rash restlessness rheum sclerosis seizure sentience shock skin eruption sleeplessness sneezing sore spasm stress tabes tachycardia tension tossing and turning tumor upset stomach vertigo vigil vomiting wake wakefulness wasting