Now with Apple's cell phone friends are not a few, accompanied by Apple's cell phone 12 launched MagSafe magnetic charger and other accessories has been some controversy, not only because of its expensive price but does not distribute the charger way, in addition to the magnetic charger whether the magnetic charger will be a lot of objects in the life of the interference, or some other impact is yet to be known. Recently, according to a report in the foreign media, the iPhone 12 may have an effect on implantable pacemaker defibrillators. Apple has responded to the report and shared more information, updating its iPhone User Guide and pointing out that the iPhone and its MagSafe accessories contain magnet components, and the magnetic fields generated by these components may interfere with some medical devices. Apple's latest addition to the relevant support's documentation also states that medical devices, such as implantable pacemakers and defibrillators, may contain sensors that react to magnets and radio devices when in close contact, and that in order to avoid any potential interactions with medical devices, keep your phone and magnetic accessories at a safe distance from medical devices, specifically by consulting with the relevant physician and device manufacturer. In addition to these in the Heart Rate Magazine article it was also suggested that the iPhone 12 model facilitates magnetic interference with implanted medical devices that may inhibit the quality of a patient's lease, the article was written by three doctors in Michigan, USA, who tested for such interactions by placing the iPhone 12 close to a patient's implanted cardioverter defibrillator, which was also immediately put into a a suspended state. This experiment shows that there are indeed some safety risks, and Apple has also said that for more information about safety, you can also check the manual for a response that I'm sure you'll get. For this potential danger of the iPhone, the interference with the implanted pacemaker is a bit scary, because the implanted pacemaker can be said to be a life-saving medicine for patients with cardiac atrophy, but also indispensable to their lives, and once the interference caused by the work of the abnormalities may cause serious consequences, and even jeopardize the safety of their lives. Apple also said that if you suspect that the iPhone or any magnetic accessory is interfering with your medical device, please stop using it So if you or your friends around you have an implantable pacemaker, after reading this article, I hope that you will also inform them of this matter and cause them to pay attention to it. Whether it's true or not, safety is still the most important thing.