When someone’s heart stops working, it is known as sudden cardiac arrest. It causes blood to stop flowing to the brain and other organs. Sudden cardiac arrest can cause a person to die within minutes.

Your heart’s job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you’re relaxing, and sometimes it’s faster when you’re exercising or stressed ...

Drones could soon be used by the NHS to deliver defibrillators directly to people whose hearts have stopped, potentially reaching patients faster than ambulances and saving more lives. A study by the ...

Giving adrenaline to hospital patients whose heart has stopped is very effective, and can increase the chance of bringing ...

WASHINGTON -- You can be walking around normally when your heart suddenly stops beating. It takes a mere five seconds to lose consciousness. In 20 seconds, your brain shows it's losing oxygen -- your ...

Routinely implanting pager-size defibrillators in heart attack survivors to stop cardiac arrest reduces their chance of dying by a surprising one-third and could benefit millions of Americans, a study ...

Christian Eriksen thought he was at the peak of his career. An elite athlete, at age 29 he is a member of the Danish football team who competed in the Euro tournament that began in early June. But on ...

The FDA-approved OmniaSecure defibrillation lead from Medtronic is a thin wire that connects an implantable cardioverter defibrillator to the heart.