Most people don't know they're at risk for sudden cardiac arrest until they've had an episode, like a heart attack. Then, those patients sit and wait for surgery to get a permanent defibrillator or ...

Dr. Richard Page answers the question: 'Are There Defibrillators Without Leads?' — -- Question: I have heard that some defibrillators may not need leads to be placed in the heart. Is this true, ...

Isy Sonabend suffered a heart attack and cardiac arrest, initially mistaking symptoms for indigestion. The LifeVest, a wearable defibrillator, detected his episode and delivered life-saving shocks to ...

Non-invasive wearable devices might be able to predict preterm birth by monitoring changes in maternal heart rate variability. D.M.P., S.R.J., and E.R.C. are employed by the commercial company WHOOP ...

To address this, an interdisciplinary Johns Hopkins University team has developed a non-invasive 3-D virtual heart assessment tool to help doctors determine whether a particular patient faces the ...