Some people attempt to lose weight through dieting or working with a dietician who discusses general nutritional guidelines. Though having some supervision is always better than making potentially unsafe changes to your diet alone, the best player to have on your team is a bariatrician. “Bariatricians are specialized not only in the nutritional and exercise component of weight loss but also in looking into the metabolic and biochemical reasons someone is not losing weight. They look at lab work to make sure everything is nice and safe for them,” explains Dr. Julie Swindler of Medical Bariatrics of Lexington. Before you decide you need to lose weight, find out where you stand. “Take your weight in kilograms, which is your poundage divided by 2.2, and divide it by your height in meters squared,” instructs Swindler. That equation will give...