Sticking to a new diet or nutrition plan can be challenging. And if your New Year's resolution included improving your diet, you're probably missing a few of your favorite foods right about now.

But eating healthy doesn't have to be about cutting out everything you love. Even the top trainers — who make a living by being in shape — occasionally indulge in their favorite cheat meals.

We talked with four fitness influencers who work hard in the gym, but also splurge on nachos, pizza, and buttercream frosting.

Words by Sara Lindberg at Insider

[Photo via @thewellnecessities]