The following stimulants, conditions and triggers may increase your risk of premature ventricular contractions:

  • Caffeine
  • Alcohol
  • Tobacco
  • Exercise
  • High blood pressure (hypertension)
  • Anxiety
  • Underlying heart disease, including congenital heart disease, coronary artery disease, heart attack, myocarditis and cardiomyopathy
May. 24, 2011