Lots More Information

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• How Heart Disease Works
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More Great Links

• American Heart Association: Coronary Artery Spasm
• ClevelandClinic: Coronary Artery Disease -- Symptoms
• YourTotalHealth: Blood Clots

Sources

• Blood Clots. YourTotalHealth.
  http://yourtotalhealth.ivillage.com/blood-clots.print.html
• Coronary Artery Disease -- Symptoms. ClevelandClinic.
  http://my.clevelandclinic.org/heart/disorders/cad/cadsymptoms.aspx
• Coronary Artery Spasm. American Heart Association.
  http://www.americanheart.org/presenter.jhtml?identifier=4520
• Coronary artery spasm. MedLine Plus.
  http://www.nlm.nih.gov/medlineplus/ency/article/000159.htm
• Coronary Artery Spasm. Texas Heart Institute.
  http://www.texasheartinstitute.org/HIC/Topics/Cond/CoronaryArterySpasm.cfm
• Coronary artery spasm: What is it? MayoClinic.com.
  http://www.mayoclinic.com/health/coronary-artery-spasm/AN01371