S1, E4: Whether Chuck McGill's illness was real or all in his head, he's certainly not alone; the quiet town of Green Bank, W.Va., is tucked away to provide a safe haven for those suffering from electromagnetic hypersensitivity.

S1, E4: Whether Chuck McGill's illness was real or all in his head, he's certainly not alone; the quiet town of Green Bank, W.Va., is tucked away to provide a safe haven for those suffering from electromagnetic hypersensitivity.