> This is intentional design feature Not an intentional feature of the iPhone however. > Most implantable devices have special feature that they can be deacti

> This is intentional design feature Not an intentional feature of the iPhone however. > Most implantable devices have special feature that they can be deactivated with a magnet Which the article states as such "they are engineered to allow us to use strong magnets over the chest to control their function" > There are many household devices producing stronger magnetic fields Probably because these devices are already known to the patients an doctors, but until recently, phones havne't had magnets big and strong enough for this effect.