CTV News Canada, 8 September 2011

A private school in Ontario has cut its wireless Internet network over concerns that the technology causes health issues in students.

Pretty River Academy in Collingwood, Ont., a private school with 150 students attending kindergarten to Grade 12, is the first Ontario school to remove Wi-Fi from campus.

The school's old Wi-Fi system was taken out over the summer and replaced with Ethernet connections ahead of the first day of the school year.

In May the World Health Organization said radio frequency radiation from WiFi and cell phones posed a similar health threat to DDT, lead and car exhaust.

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