'I don't diet, I make healthy choices': Teacher, 32, who transformed her body through exercise and impressive meal prepping reveals why you should NEVER weigh yourself Read more:

High school teacher, Katie Lolas, has gained a loyal following of close to 80,000 due to her inspiring meal prep snaps and fitness tips.

And now, after celebrating her 32nd birthday, the Sydney-based fitness junkie has revealed that despite weighing more than she did at 30, she looks and feels better than ever. 

'If you don't sacrifice for what you want, what you want becomes the sacrifice,' Katie captioned a before and after snap of herself on Instagram. 

'5am starts, 5/6 days a week, sweat, tears, injuries, pain and above all, perseverance. It hasn't been easy, but as I reflect over the last two years, I can tell you it's been worth it.

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