Report, if you have a problem with this page“ My Electromagnetic Hypersensitivity (EHS) appeared to be caused by blood clots in the brain which had to be flushed out to cure it. The mystery was why I had the blood clots there, which recently was solved by the medical profession as I have a hole in my heart that creates them. It is estimated that 25% of the population have a hole in their heart and Atrial Septal Defect (ASD) may be one of the triggers for the onset of EHS in a person. ”