Cardiology

Light could replace shock to regulate hearts

So many Americans experience dangerous fluctuations in heartbeat that about 400,000 times a year a device is implanted in their chests to keep a normal rhythm.

Cardiology

New implanted defibrillator works well without touching heart

A new type of defibrillator implanted under the skin can detect dangerously abnormal heart rhythms and deliver shocks to restore a normal heartbeat without wires touching the heart, according to research in the American Heart ...

Cardiology

Solutions for improving first aid in cardiorespiratory arrests

An algorithm capable of diagnosing heart rhythm with just 3 seconds' worth of signal, and the demonstration that it is possible to come up with the diagnosis without stopping cardiac massage, constitute the types of solutions ...

Sleep disorders

Sleep apnea increases risk of sudden cardiac death

A moderate case of obstructive sleep apnea can significantly increase a person's risk for sudden cardiac death, an often fatal condition where the heart stops beating and must be immediately treated with CPR or an automated ...

Cardiology

Wireless pacemaker shows promise in early study

(HealthDay)—Scientists report positive results in early testing of a wireless pacemaker that's placed in the heart instead of being connected to it via wires from the upper chest.

Cardiology

Weight loss linked to higher risk with implanted defibrillators

Even minor weight loss is associated with worse health outcomes among patients implanted with a certain type of defibrillator known as cardiac resynchronization therapy with defibrillator (CRT-D), according to research being ...

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