Lots More Information
Related HowStuffWorks Articles
- Heart Health Quiz
- How Heart Disease Works
- How Swine Flu Works
- How the Flu Works
- Influenza Vaccine Dictionary
- How Your Immune System Works
- 14 Home Remedies for the Flu
- Top 5 Heart Attack Symptoms
More Great Links
- American Heart Association: Influenza and Heart Disease
- CDC: Influenza (Flu)
- WebMD: Fact Sheet: Chronic Conditions and the Flu
Sources
- "Annual flu shot may protect cardiovascular disease patients." American Heart Association. Sept. 18, 2006.
- Chippendale, Lisa. "Flu Vaccine Has Dramatic Effect on Older Adults' Health." InfoAging.org. Sept. 5, 2003.
- Comarow, Avery. "A flu shot could save your life." USNews.com. Sept. 29, 2006.
- "Flu vaccine reduces deaths after a heart attack?" Medical News Today. Jan. 25, 2004.
- Steenhuysen, Julie. "Flu vaccine helps cut heart attacks, deaths: study." ScientificAmerican.com. Nov. 15, 2006.