This man is a Neurosurgeon and explains why WIFI should be turned off at least at night and why it is important to earth ourselves either barefoot or at leasthave leather soles on our shoes – not rubber soles. It explains why to switch off the electric power supply to the bedroom. My Mother Says Look at installing a circuit breaker. Reduce EMF to minimum.
Shungite programmes water crystal to carbon nano tubes to increase conduction.
Link: Neurosurgeon on wifi
See also Watch the wifi