Working up a temperature! SAS Australia star Erin McNaught shows off her incredible figure in a sparkly grey bikini after revealing the secrets to her fit physique By Jade Watkins for Daily Mail Australia Published: 06:11 BST, 1 October 2021 | Updated: 06:11 BST, 1 October 2021 Viewcomments She recently shared the secrets behind her fit physique. And model and former SAS star Erin McNaught flaunted her incredible figure in a string bikini on Friday. The 39-year-old showed off her toned abs in a sparkly grey two=piece as she soaked up the sun in Brisbane. Makeup free, she revealed her flawless line-free visage and protected her face with a baseball cap. Erin appeared to be sunbathing on the balcony of the $2.8 million Brisbane home she shares with her husband, British rapper Example. Erin recently unveiled the secret behind maintaining her toned, fit physique and fresh-faced looks. The former Miss Universe Australia unpacked her knowledge and advice in an interview with Body and Soul Magazine. Erin revealed that the key to staying fit is regular runs - and it's a great way to to get some sun, too. 'I find trail running is so good for my mind and a great form of exercise to help support my overall health,' she told the paper. 'It's great to be out in nature and getting the vitamin D rays is important, too,' the model added. Another big priority in her life is simply getting enough sleep, and eating well. Fit! Erin McNaught (pictured) has unveiled the mystery behind maintaining her toned, fit physique and fresh-faced looks. The former Miss Universe Australia unpacked her knowledge and advice in an interview with Body and Soul Magazine on Saturday Run: Erin, 39, revealed that the key to staying fit is regular runs. 'I find trail running is so good for my mind and a great form of exercise to help support my overall health. It's great to be out in nature and getting the vitamin D rays is important, too,' the model said Heathy: Another big priority in her life is simply getting enough sleep, and eating well. 'I'm a big fan of setting up a proper sleep routine that includes trying to stick to a regular bedtime as well as limiting screen time before bed' she said 'I've learnt that regular exercise, healthy eating and getting lots of sleep are key to my overall health,' she said. 'I'm a big fan of setting up a proper sleep routine that includes trying to stick to a regular bedtime as well as limiting screen time before bed'. The beauty added that her sleep space is a social media-free zone, revealing: 'We also have a rule of no phones in the bedroom'. Zoned out: The beauty added that her sleep space is a social media-free zone, revealing: 'We also have a rule of no phones in the bedroom' Looking good: Erin, loves a supplement when the weather gets cold. 'I'm also a massive fan of vitamin and mineral supplements, particularly during the winter cold and flu season,' she said. Erin represented Australia in the Miss Universe pageant in 2006 (pictured) Additionally Erin, loves a supplement when the weather gets cold. 'I'm also a massive fan of vitamin and mineral supplements, particularly during the winter cold and flu season,' she said. Erin previously discussed her love of health and fitness, telling Daily Mail Australia in 2018 that it was almost a religious experience. 'Working out for me, that 20 or 30 minutes a couple of times a week, it was like my church,' she said. Share or comment on this article: All rights reserved for this news site (dailymail) and under his responsibility