Could Wifi be harming YOUR health? That’s what a growing number of people believe is triggering their headaches, nausea and crippling pain

Up to 5 percent of the population — more than 3 million people — believe they are affected by some degree of electro-sensitivity, an allergy to the radiowaves and microwaves emitted by devices. These range from mobile phones to television screens and even light bulbs. The waves are a form of non-ionising radiation, designed to be too low in frequency to affect people.