A global fitness coach, activist, author and columnist, Louise is an ATHLETE — technically a triathlete, actually — proving that no matter your age or weight, the sky's the limit.

Image via @louisegreen_bigfitgirl

Roz is who I want to be when I grow up. She shows that sexy can look like more than what we've been told to believe.

Image via @rozthediva

Mirna, creator and blogger over at Fat Girl Running, has been featured in several publications like Buzzfeed and the Wall Street Journal for doing amazing things with her body and competing in intense races across the world.

Image via @themirnavator