Carbohydrates is one of the important nutrients which provide energy to our body, therefore, it is important for us to inatke ceratin quantity of it . However according to a study, consuming high amounts of carbohydrates and sugar prior to treatment for head and neck cancer may increase the patients' risks of cancer recurrence and mortality. The study suggest that Patients who consumed the most total carbohydrates and sugars -- in the form of sucrose, fructose, lactose and maltose in the year preceding the cancer treatment were at greater risk of mortality from any cause during the follow-up period. the study, published in the International Journal of Cancer, Out of the 400 cancer patients in the study, published in the International Journal of Cancer, more than 17 per cent experienced recurrence of their cancer, and 42 patients died from it. Associations among carbohydrate intake and patient outcomes differed by cancer type and stage, said lead author Anna E. Arthur, professor at the University of Illinois at Urbana-Champaign. He firther added that however, eating moderate amounts of fats and starchy foods such as whole grains, potatoes and legumes after treatment could have protective benefits, reducing the patients' risks of disease recurrence and death