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 ...

Defibrillators are life-saving devices designed to restore the heart’s normal rhythm during sudden cardiac arrest. They are widely available in schools, airports, gyms, and public spaces - but despite ...

Explaining how defibrillators work to restart a human heart using electric currents. Arkansas to become first state to cut ...