Is RF exposure from Wi-Fi routers hazardous to your health? by ZDNet's Rik Fairlie -- A few months ago, I offered to install a Wi-Fi router for a friend so she could use her laptop anywhere in her home. My friend is a self-employed writer, and a fidgety one at that, so I thought she’d snap up the offer immediately. Instead, she said all those radio waves terrified her; she [...]