Assertion: heart attack | /r/CapableOf | occur important warning sign
Facets:
Source sentences:
text: A decrease in blood flow to the heart can deplete the body of energy and cause extreme tiredness that can set in days or weeks before a heart attack occurs and be an important warning sign.
text: A decrease in blood flow to the heart can deplete the body of energy and cause extreme tiredness that can set in days or weeks before a heart attack occurs and be an important warning sign.