Today is a very exciting day because it marks Day 31 for the rockstars of my very first Flex in the City Studio Whole30! They did it! And I couldn't be more impressed or happier with how well so many of them did. They committed to the program, changing not only what was on their plate (which was hard!) but also they committed to changing their habits and their relationship with food (which is HARDER!). If you heard or saw the physical changes that they've experienced, you'd be pretty darn impressed. And when you consider the psychological side of what they have done, you'd be positively blown away. Yes, sticking…