The sinoatrial (SA) node is the natural pacemaker of the heart. It generates electrical impulses that cause the heart’s chambers to contract, setting the heart rate. The SA node typically generates 60 ...

Leading cardiologist Dr. Sanjay Bhojraj emphasizes that consistent lifestyle choices are key to artery health, not quick ...

Share on Pinterest A new study found that acetaminophen changes proteins in the cardiovascular tissue, potentially affecting heart function. Maskot/Getty Images Acetaminophen, commonly known as ...