It may only be Monday, but we've already got our girl-crush of the week!

Meet Isa-Bella Leclair, a 19-year-old who was born with a rare genetic condition called Parkes Weber Syndrome, which causes her right leg to swell up to around 40 pounds.

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The stunning brunette is making headlines for posing in a bikini in an effort to raise awareness about her condition and promote body positivity among young women, Barcroft reports.

"My condition doesn't define me and there's no way I would let it stop me from wearing a cute swimsuit or a cute dress," Leclair tells The Telegraph.

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"For me, confidence is the most important part because when people see someone confident in their body — even with a disability — they don't have pity but instead admiration," she adds. "For me, beauty isn't just on the outside."

Hear more about Leclair's amazing bravery below!