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Laura Micetich is a 24-year-old teacher from Tennessee who wasn't exactly living the healthiest lifestyle a few years ago. "I'd struggled with my weight, with my body not letting me do the things I loved, with loving food, with the potential of health issues," Micetich wrote on her very inspiring Instagram account @theirongiantess.

Sore and sweaty but never sorry! 💪🏼

A post shared by Laura Micetich (@theirongiantess) on

"At 22 years old, my weight had become a serious health issue. Not only was I struggling with my thyroid, but I could see myself heading toward more health issues in the future.​"