Your-On-Your-Own. yo-yo. I used to think this was just code for “Moms too busy to cook, fend for yourself”. It is not, it’s unhealthy, it’s a conscious decision to lose weight (usually quickly) and it is not sustainable. As a former Yo-Yo-er I can attest to the fad diets and the reading on the scale sucking you into quick weight loss hype and hot girl summer stress! But the negative impact overall is not worth it, let’s talk about why.