Relatively weak magnets in consumer products have always posed some risk, usually very low, to the function of pacemakers and implantable cardioverter-defibrillators (ICDs). However, stronger ...

Magnetic resonance imaging (MRI ... and in which the benefits clearly outweigh the risks. MRI examination of pacemaker-dependent patients should not be performed unless there are highly compelling ...

So if you have a pacemaker, or if you have a cochlear implant, or if you have a defibrillator-- implanted defibrillator, we need to be certain that they can be used with magnetic field therapy.

"Under certain conditions, magnets and electromagnetic fields might interfere with medical devices," Apple wrote. For example, it noted, "implanted pacemakers and defibrillators might contain ...

A lithium-ion battery made from three droplets of hydrogel is the smallest soft battery of its kind – and it could be used in biocompatible and biodegradable implants ...