By Isabelle Stackpool For Daily Mail Australia and Australian Associated Press
Published: 05:54 BST, 3 October 2020 | Updated: 05:54 BST, 3 October 2020
Most Australians will enjoy an extra hour of sunlight but lose an hour of sleep when daylight saving starts this weekend.
Clocks will go forward one hour in NSW, Victoria, South Australia, Tasmania and the ACT from 2am on Sunday.
The change means Sydney and Melbourne will be an hour ahead of Brisbane, 90 minutes in front of Darwin and three hours ahead of Perth.
NSW, Victoria, South Australia, Tasmania and the ACT will spring their clocks forward at 2am on Sunday, signalling the start of Daylight Saving Time (file image pictured)
Queensland, Western Australia and the Northern Territory do not observe Daylight Saving Time.
The shake-up in time has been known to cause problems with sleep and bodily rhythms for some Australians.
Dr Carmel Harrington, from medical sleep equipment company ResMed, said the changing clocks caused issues for many Australians.
'The spring forward can actually present significant sleep health issues for some of us,' Dr Harrington said.
'We may gain another hour of daylight, but our body clock is not so quick in its adjustment and we will find it harder to go to sleep that hour earlier and find it difficult to wake up that hour earlier.'
Dr Harrington suggested adjusting your body by waking and going to bed earlier on Saturday to make up for the lost time overnight.
Australians should also make their bedrooms as bright as possible to