How do I know the difference between a heart attack and an anxiety attack?

(My Original Blog Post: http://ping.fm/sqj1Y)

Shannon T asked:


21 years and are constantly infected with what my doctor called "anxiety". I did all the tests and everything is normal. He received the most defective and pi? defective. I swear that sometimes really? my heart and something? Wrong. Serro do I believe that and I get light headed, hard to breathe. How I know this really just anxiety?

plumbing 101