Excessive daytime somnolence
A state of abnormally strong desire for sleep during the daytime.
What is Excessive daytime somnolence?
Excessive daytime somnolence is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Excessive daytime somnolence that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Excessive daytime somnolence
The following conditions have been associated with Excessive daytime somnolence. Only a health professional can determine the underlying cause.
Acromegaly
Acromegaly is a medical condition that may be associated with various symptoms and signs.
Acute disseminated encephalomyelitis
Acute disseminated encephalomyelitis is a medical condition that may be associated with various symptoms and signs.
Acute intermittent porphyria
Acute intermittent porphyria is the most frequent and the most severe form of the acute hepatic porphyrias. It is charac...
African trypanosomiasis
African trypanosomiasis is a medical condition that may be associated with various symptoms and signs.
Angiostrongyliasis
Angiostrongyliasis is a medical condition that may be associated with various symptoms and signs.
Arginine vasopressin deficiency
Arginine vasopressin deficiency is a medical condition that may be associated with various symptoms and signs.
Athyreosis
Athyreosis is a medical condition that may be associated with various symptoms and signs.
Beta-ketothiolase deficiency
Beta-ketothiolase deficiency is a medical condition that may be associated with various symptoms and signs.
Bickerstaff brainstem encephalitis
Bickerstaff brainstem encephalitis is a medical condition that may be associated with various symptoms and signs.
Crimean-Congo hemorrhagic fever
Crimean-Congo hemorrhagic fever is a medical condition that may be associated with various symptoms and signs.
Fructose-1,6-bisphosphatase deficiency
Fructose-1,6-bisphosphatase deficiency is a medical condition that may be associated with various symptoms and signs.
Gitelman syndrome
Gitelman syndrome (GS), also referred to as familial hypokalemia-hypomagnesemia, is characterized by hypokalemic metabol...
Related symptoms
When to seek medical care
Seek urgent care if Excessive daytime somnolence is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.