Pablo couldn't fit in the airplane seat and María Eugenia couldn't walk a block without getting winded. That's why it meant so much to them. one before and one after Registration in a clinical study led by researchers from Conicet that seeks to evaluate the effects of changes in habits (diet and exercise) in people with obesity, diabetes and prediabetes, not only on their quality of life, but also on physiological parameters and in a less explored area: their microbiota.