Tragic Jenny Fry, 15, was left with crippling headaches, tiredness and bladder problems brought on by electro-hypersensitivity (EHS). An inquest into her death heard how the 15-year-old's mum Debra said her symptoms were caused because she was allergic to wireless internet connections at her school. her body was found hanging from a tree at Brooke Woods, near her home in Chadlington, Oxon., at 4.20pm on June 11.