If you're scheduled to have an electrocardiogram (EKG), you may wonder what to expect. Here, we break down what you need to know about an EKG test, including: What is an EKG? What does an EKG show?

An artificial intelligence (AI) model designed to predict a person's biological age (age of body cells and tissues) based on electrocardiogram (ECG) data found a strong association between ECG-age and ...