Police have responded to a Christchurch family's complaint that their street had been taken over by sex workers.

A new study, published in Diabetes Care, has shown sleep may reduce the risk of developing Type 2 diabetes in obese teens.

An industry group is warning proposed new height restrictions for buildings in Christchurch's CBD could threaten the viability of future hotel developments, and see some hoteliers to steer clear of the city altogether.

Can our national broadcaster adapt to change? And who's prepared to pay? Chris Barton reports on the future of Radio New Zealand.