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 ...

The guidelines recommend that in patients carrying either a pacemaker or ... If the magnet was reapplied before charging was completed, detection would shut off and any future events would start ...

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