Carb or carbohydrates are hydrates of carbon. Carbohydrates are the most common source of energy for living organisms, especially human beings. It is therefore recommended by nutritionists worldwide to go for a diet full of Carbs for a healthy lifestyle. Foods high in carbohydrates include breads, pastas, beans, potatoes, bran, rice, and cereals. Though there has been a controversy regarding the actual importance of carbohydrates, the importance of it cannot be done away with. After all it is easy to digest and give kilojoules of power instantaneously. Based on the effects on proneness to heart disease and obesity, the Institute of Medicine recommends that American and Canadian adults get between 45–65% of dietary energy from carbohydrates.