Premature ventricular contractions are common and usually no cause for concern. But sometimes you may need to see a doctor. A premature ventricular contraction (PVC) is a heartbeat that starts in a ...

Stress and anxiety can trigger premature ventricular contractions (PVCs), a type of arrhythmia. Premature ventricular contractions (PVCs) can be caused by emotional stress and anxiety, among other ...

Chlorinated polyvinyl chloride, or C-PVC, is commonly used in construction due to its high heat deflection temperature, resistance to corrosive chemicals and relative low cost. C-PVC is available in ...

Premature ventricular contraction (PVC) is a type of abnormal heartbeat, or arrhythmia. It happens when the heartbeat begins in the lower, rather than the upper, heart chambers. This creates an ...