Assertion: nightmare | /r/HasAspect | physical causes
Facets:
value: such as sleeping in an uncomfortable position
type: OTHER
Source sentences:
text: Nightmares can have physical causes such as sleeping in an uncomfortable position or having a fever, or psychological causes such as stress or anxiety.
text: Nightmares can have physical causes such as sleeping in an uncomfortable or awkward position, having a fever, or psychological causes such as stress, anxiety, and ingestion of opioid drugs used in pain killers such as oxycodone and hydrocodone.