Over the last couple of weeks, many Kiwis have looked across the Tasman at Victoria with the thought of "that would never happen to us".
But as we begin our second wave, should we be taking advice from the situation in Australia?
Epidemiologist at Melbourne University Tony Blakely told Mike Hosking the compulsory wearing of masks in Victoria has worked.
"Studies have shown up to a 85% reduction by wearing masks.
"The numbers have started to some down fast since wearing masks, there's very strong evidence they work. They really are a no brainier."