Assertion: erectile dysfunction's cause | /r/CapableOf | block blood flow
Facets:
value: to the penis
type: TRANSITIVE-OBJECT
Source sentences:
text: Because erections primarily involve the blood vessels, it is not surprising that the most common causes in older men are conditions that block blood flow to the penis, such as atherosclerosis or diabetes.
text: The most common causes or erectile dysfunction, or impotence, in older men are conditions that block blood flow to the penis.