A certain nutritionist suggest that the public watch its calories intake in the course of the holiday season, rooted from the danger of hypertension caused by excessive consumption of calories. Elderly people are advised to take only 1,400 to 1,600 calories. Adults need to take 1,600 to 2,000. 1,800 to 2,000 calories are suggested for young professionals, and 2,200 to 2,500 for adolescents. Moreover, she informs that fad diets are not beneficial to people across the board. Ergo, one must see a physician before engaging into said dietary programs.