Latest about Heart & Circulation
What is normal blood pressure?
Here's what doctors consider a "normal," elevated or high blood pressure, and how to measure your BP at home.
Beating 'hearts on a chip' will travel to space on SpaceX's Dragon cargo ship tonight
Tissue-based models of the human heart are being sent to the International Space Station.
Artificial sweetener may increase risk of heart attack and stroke, study finds
Erythritol, a sugar substitute, may be linked to an elevated risk of heart attack and stroke in at-risk adults.
Stroke: Symptoms, tests and treatment
Stroke is the second leading cause of disability and death worldwide, and occurs when the flow of blood to the brain is disrupted.
Atrial fibrillation and arrhythmia: Causes, symptoms and treatment
Atrial fibrillation is a heart condition that causes an irregular heart rate. Sometimes, there can be no symptoms.
9 heart disease risk factors, according to experts
It's the leading cause of death in the United States, but what are the top heart disease risk factors?
Heart disease: Types, prevention and treatments
Heart disease is the leading cause of death in the United States, and encompasses a range of conditions. But are there ways to avoid it?
Why are heart attacks more common in winter? A cardiologist explains
Colder weather can trigger a number of physiological changes that may increase the risk of a cardiac event.
