Heart Center A-Z List - V A B C D E F G H I J K L M N O P Q R S T U V W X Y Z V → Va-Vz Va-Vz Vagal Reaction Valsalva maneuver Valve, Replacement Heart Valvular Heart Disease Variegate Porphyria Vascor Vascular Disease Vasodepressor Syncope Vasovagal Vasovagal reaction Vein Clots Venous claudication Ventricular Fibrillation Ventricular Flutter Ventricular Pre-excitation with Arrhythmia Ventricular Septal Defect Viagra Helpful for Children With Heart Defect Viagra, Aliskiren Not Helpful for Heart Failure Vitamin B May Not Guard Against Second Stroke Vitamin B12 Vitamin D and Heart Health in Kidney Patients Vitamin D Levels in Blacks May Up Heart Risks Vitamin D May Be Tied to Heart Disease Via Genes Vitamin D May Improve Heart Health in Black Teens Vitamin E Fails to Prevent Heart Failure Vitamin E Supplements Affect Stroke Risk Vitamins & Exercise VSD Heart Center A-Z List - V A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Privacy Policy Heart Health Get the latest treatment options. Please acknowledge your agreement I have read and agree to WebMD's Privacy Policy