Unprocessed carbohydrates, such as legumes, fruits, vegetables, and whole grains, are an important part of a healthy diet. One should avoid processed carbs, which are unhealthy, such as refined grains and sugar-sweetened treats and drinks. Eating too many carbs of any kind can lead to weight gain and its associated problems. The U.S. Department of Agriculture recommends that healthy adults limit their consumption of carbs to between 45% and 65% of their daily calories.
To continue reading this article, you must login
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.