When it comes to equipment for taming our hair, people often shell out upwards of £100 on high-tech blow-dryers, straighteners and curling tongs – or nearly £300 in the case of the Dyson Supersonic Hair Dryer – yet many scoff at the idea of buying a hairbrush that costs more than a tenner.
But by scrimping on that most basic of hair tools, could they be doing a disservice to their...
