Daylight Saving is back: Why do we still change the clocks?

New Zealand is preparing to shift clocks forward for Daylight Saving, a practice that continues despite ongoing debates about its health and safety impacts. Experts note the logistical challenges of managing public clocks during these transitions.
Why it matters
Daylight saving time remains a global topic of debate due to its documented effects on human health, sleep patterns, and economic productivity.
<b>New Zealanders are about to lose an hour of sleep and the twice-yearly ritual of changing our clocks has a surprisingly strange history, reports Mava Moayyed.</b> At <a href="https://www.1news.co.nz/2026/08/20/how-long-is-it-until-we-change-our-clocks-for-daylight-saving/">2am next Sunday, September 27</a>, New Zealanders will move their clocks forward an hour. That means one less hour in bed and potentially a few days of disrupted sleep as our body clocks catch up, and we try and figure out how to change the clock on the oven and the car. <a href="https://www.tvnz.co.nz/player/newsclip/explained-the-strange-reason-daylight-saving-came-about-and-why-we-still-do-it"><b>Daylight saving explained - Watch on TVNZ+</b></a> And for some people, changing the time is a much bigger job. Jamie McKinnon is a clockmaker and the owner of the Precision Watch Company in Auckland. He looks after more than 100 clocks in his shop. "There's hundreds of them, just hundreds," he says. It’s also his job to change 22 public clocks around Auckland and Northland.
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