Lifelong dieters know the basics. To lose weight, you have to burn more calories than you consume. Proteins are more satiating than carbohydrates. Donuts are seriously bad news. But what if you think you’re doing everything right? Exercising more and, eating less,and still not seeing results? It could be an underlying health problem like hyperthyroidism or medication-related weight gain. (Check with your doctor.) Or it could be something simpler.
Take this quiz to find out what could be sabotaging your weight-loss goals: