Assertion: osteoporosis's bone | /r/CapableOf | become prone to fracture
Facets:
value: over time
type: TEMPORAL
Source sentences:
text: Bones become porous, brittle and prone to fracture.
text: Bones become porous, brittle, and prone to fracture.
text: Bones become porous, brittle and prone to fracture.
text: When this balance tips toward excessive resorption, bones weaken (osteopenia) and over time can become brittle and prone to fracture (osteoporosis).
text: Bones become porous, brittle and prone to fracture.