Nocturnal Groaning or Catathrenia – Symptoms, Causes, Treatment
In sleep moaning, sleep groaning, or catathrenia, one moans, groans, or makes strange vocalizations while fast asleep. Sleep moaning happens exclusively as one exhales, and can coexist with other sleep disorders like sleep talking and obstructive sleep apnea. Here, we discuss the likely causes, main symptoms, and most effective treatment options for sleep moaning.