Assertion: penis's tissue | /r/CapableOf | get stiff
Facets:
value: due to excessive hand practice
type: CAUSE
Source sentences:
text: These tissues absorb blood during arousal and get stiff and enlarged, due to excessive hand practice the blood carrying vessels and tissues get swollen due to firm grip of hand and regular jerking, this can cause dead tissues or constricted blood vessels which promote imbalanced enlargement of tissues during erection.