Summary

Sleep is fundamental to well-being. Decisions to end semiannual clock changes and remain on permanent daylight saving time (DST) in British Columbia , the Northwest Territories , Alberta , Manitoba and northwestern Ontario have consequences for many Canadians due to potential sleep disruption. The health risks of transitioning to DST , including increased heart attacks and fatal car accidents , have led most sleep and chronobiology experts , including the first author of this story , to advocate for ending seasonal clock changes in favor of permanent standard time .

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