You may think you are helping your partner eat healthier when you say, “Don’t eat that.” But sometimes, those three words can make the food even harder to resist. This is not necessarily because your partner suddenly decided that sugary food is good for them. There is a psychological reason your warning can have the opposite effect from what you intended. It is called reactance. Why “Don’t Eat That” Can Make Things Worse People generally like to feel that they are free to make their own choices. When someone feels that another person is trying to take that freedom away, they can become motivated to reclaim it. That is the basic idea behind psychological reactance. Imagine your partner reaches for a chocolate bar and you immediately say, “Are you really eating that?” Before you said anything, the decision was simply about whether they wanted the chocolate. After you said it, something else entered the equation. Now your partner may feel judged, monitored or controlled. The question is ...