Analysis of information sources in references of the Wikipedia article "Electromagnetic hypersensitivity" in English language version.
The ability of a human brain to convince itself of just about anything is not to be underestimated. If you believe yourself to be electrosensitive, then you will be, quite literally, whenever you (think that you) perceive the presence of electromagnetism... you will actually suffer measurable physical symptoms and can potentially become acutely ill.