Ventricular fibrillation (VFib or VF) and ventricular tachycardia (v-tach or VT) are two types of heart arrhythmia that occur in the heart’s lower chambers, called the ventricles. The ventricles ...

For over a decade, Ruth has written for multiple outlets providing patient education, including Health. She has written for health student education companies, collaborating on an anatomy textbook ...