Standing burns more calories than sitting. Standing for six hours a day instead of sitting can help you lose more than 5 pounds in a year. Being sedentary can increase the risk of conditions like ...

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 ...