For the most part mine have stopped. And it's due to liver flushing, colon cleansing, eating according to my ayurvedic body type and following some other advice that's in The Key to Health and Rejuvenation, now Timeless Secrets.....
The only time I get them now is when I overeat foods I know I shouldn't be eating.
I had a heart attack in July 2000. After the heart attack they put a monitor on me to see what the heart fluttering was. They said that they weren't a health risk.
Of course your situation can be different. Have you tried muscle testing the foods you eat?
If you're concerned about having a heart attack you might want to read up on cayenne in the Schulze forum or at shirleys-wellness-cafe at the bottom of the curezone homepage.