Carbohydrates once consumed ultimately breaks down into sugar i.e. glucose. If you eat rice, white rice, oats, sweet potatoes everything can ultimately break down into aldohexose the blood glucose.
What we have a tendency to area unit discussing here is refined/processed sugar like donuts, pastries, any sweets that features a fast impact on blood glucose, causes hypoglycaemic agent resistance, and so hosts of health issues at the side of it.