Think of hypnobirthing and it may conjure images of a super-chilled earth mum delivering her baby surrounded by petals and chanting 'om', but the calming labour technique is not just an 'airy-fairy' ...

Kate Middleton is considering a delivery technique dubbed hypnobirthing — and natural-birthing New York City moms have already given it a royal thumbs-up. As her July due date approaches, the Duchess ...