PVC Triggers

More research.  How about reasons?

Found this interesting article about PVC triggers at Yahoo answers:

* Anxiety/Stress
* Chocolate
* Caffeine
* Cocaine or other stimulant
* Calcium/magnesium imbalance
* Dehydration
* Exercise
* Hormonal imbalance
* Hypercapnia (CO2 poisoning)
* Hyperstimulation of the Vagus nerve
* Lack of sleep/exhaustion
* Overeating
* Low copper
* MSG

 I'm looking at a couple on this list!