The incidence of sudden cardiac arrest in athletes varies according to age, race and ethnic group, sex, sport, and social determinants of health. The common causes of sudden cardiac arrest include ...

A new gene therapy can reverse the effects of heart failure and restore heart function in a large animal model. The therapy increases the amount of blood the heart can pump and dramatically improves ...

Celine Dion sings that "my heart will go on," but how many times does it actually beat in a day or even a lifetime? When you purchase through links on our site, we may earn an affiliate commission.

For the first time, the fully mechanical heart made by BiVACOR, which uses the same technology as high-speed rail lines, has been implanted inside a human being. The feat marks a major step in keeping ...

May 10 started like any other day for Laura Machnik, who said goodbye to her 18-year-old son J.J. before she headed to work. He was headed to work out at a friend's house that morning, and after she ...

Everyone knows that the brain influences the heart. Stressful thoughts can set the heart pounding, sometimes with such deep force that we worry people can hear it. Anxiety can trigger the irregular ...

Though the terms “cardiac arrest” and “heart attack” are often used interchangeably, they are separate diagnoses and mean different things. But both are life-threatening emergencies that require ...

Gigi Campos, 35, had a heart attack in February 2023. Though she had risk factors, doctors had always told her that she was young and healthy. As she recovered, Campos joined WomenHeart, a national ...

The heart functions as an electrical syncytium, producing a coordinated sequence of depolarizations for effective contraction 100 000 times daily. Even in a homogenous syncytium, however, reentrant ...

What exactly is happening in the human brain when a person who has almost died is being resuscitated? A new study of cardiac arrest survivors suggests that almost 40% of people undergoing CPR have ...