As people ask what happened to Brittany Murphy, cardiac arrest appears to be Murphy's cause of death.
125574
What happened to Brittany Murphy?
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Death could be result of domestic dispute:
14757
Backspin dies after suspected heart attack
150157
Tire to blame for fatal accident
49565
MUM could have died from Sudden Adult death Syndrome
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Police investigate sudden death
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Quick response might have saved his life
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New study sheds light on saving cardiac arrest patients
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Woman died of natural causes
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Cause of death 'undetermined' for sofia athanassiou
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Murphy's husband: 'my world was destroyed'
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Police trying to determine cause of death
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Supermodel dies by apparent suicide
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Kevin Federline suffers suspected heart attack...
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Woman found unconscious dies
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Fantasia hospitalized after drug overdose
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Norwich Police investigate woman's death