What can you consume to promote weight loss? It’s not a pill or a powder. It isn’t even sold in stores. In fact, it’s pretty much free. According to a University of Michigan study published in the Annuals of Family Medicine water might be the key.

Although the association between hydration and weight isn’t crystal clear, an analysis of 9,528 adults who participated in the Centers for Disease Control and Prevention’s National Health and Nutrition Examination Survey showed obese people were more likely to be inadequately hydrated.

Their higher body mass index elevates water intake requirements. Researchers theorized obese individuals might be behaving like they’re hungry when they are thirsty. Read today’s Performance Blog for weight management research on meal timing.