Australians are among the world 's earliest risers , with nearly half of all Aussies getting out of bed before 7am , according to a new study . The study , carried out to celebrate World Sleep Day , found that 45 per cent of Australians surveyed got their day started before 7am , which was earlier than most other participants in the study . It also found Australians on average go to bed earlier than people in other countries . Australians are among the world 's earliest risers , with nearly half of all Aussies getting out of bed before 7am , according to a new study . 88 per cent of Australians said sleep has the biggest influence on their overall happiness , beating out other factors such as their job , social life , or relationship . However , despite the early starts , the majority of Australians have their sleep interrupted by financial or work worries . Among a list of 13 factors , 30 per cent of Australian respondents said financial or economic issues kept them up at night , with a further 23 per cent saying work caused the most sleepless nights . Only 18 per cent said technology , such as smartphones or tablets , was the biggest reason they could n't get to sleep . 88 per cent of Australians said sleep has the biggest influence on their overall happiness , beating out other factors such as their job , social life , or relationship . Study also found 17 per cent of Americans relied on prescription drugs to help them nod off , the Japanese hit the hay the latest , and the French had the most spacious bedrooms . Sleepers from the United States , United Kingdom , Brazil , the Netherlands , France , Germany , Japan , China and South Korea also took part . The research , which was sponsored by Philips for their # BeWellSleepWell campaign , studied more than 8000 people across 10 countries . The study also found 17 per cent of Americans relied on prescription drugs to help them nod off , the Japanese hit the hay the latest , the French had the most spacious bedrooms , South Koreans were the most stressed and 22 per cent of British participants were interrupted by a partner 's sleep habits . The research , which was sponsored by Philips for their # BeWellSleepWell campaign , studied more than 8000 people across 10 countries .
45 per cent of Australians surveyed wake up before 7am every day . more than 8000 per cent get out of bed before 5am on week-days . New study found Australians also go to bed earlier than other countries . 88 per cent say sleep has the biggest influence on their overall happiness .