Radio-controlled systems for the anti-theft alarm, for opening or closing the shutters, raising and lowering the heating … “The more systems you have connected in your house, the more you increase your exposure to them. electromagnetic waves », Notes Pierre Le Ruz. “With this completely electronic, we sometimes exceed 2 or 3 V / m …” With what risks? “First, it’s too much. Then, this can cause, for example, a disruption of active prostheses such as pacemakers: people with this pacemaker cannot live in such an environment. And even with prostheses such as hip or knee prostheses, dental implants too, we can have a feeling of current in their area, current which is induced by electromagnetic fields. That, not to mention the risk of electrical and electronic devices in the house malfunctioning, if they are not compatible to work together.