A heartbeat is a carefully coordinated series of electrical signals led by sodium ion channels, which tell the heart when to contract and to relax. Any disruption to these signals may lead to cardiac ...

Precision medicine considers each person's unique genetic makeup, lifestyle and environment when considering treatments for illness and disease. A team of Washington University in St. Louis ...

Steven Poelzing (left) and Gregory Hoeker, researchers at the Fralin Biomedical Research Institute at VTC, collaborated on a new study published in the journal Heart Rhythm revealing why low blood ...

Cardiac sodium channel structure cartoon with binding of the antiarrhythmic drug flecainide shown as yellow sticks. The channel drawing is superimposed over a heart image. The electrocardiogram's ...

Scientists at Simon Fraser University (SFU) and the Lankenau Institute for Medical Research (LIMR) near Philadelphia have found that a drug discovered at SFU and patented several years ago may have ...

It has been a mystery why some people live a perfectly normal life until experiencing a potentially deadly cardiac episode. Now, researchers present a possible explanation in a microscopic ...