By Ruby Flanagan Brits are being warned againstgoing to bed with wet hair – and the reason why is pretty disgusting. We’ve all felt like drying our hair is too much effort before get get into bed, but according to thesleep experts at Happy Beds, the warm, humid environment created by your wet hair against the headboard provides the perfect breeding ground for mites. Dust mites are microscopic, insect-like pests that commonly live in house dust and are found in all homes, particularly the bedroom, mattresses and bedding – hundreds of dust mites can live in just one gram of dust. The experts at …