Just how many calories you need in a day varies with your gender, age, weight and activity level, with the most common number being 2,000 calories. Because it's the most common, the FDA uses 2,000 ...
See what a day's worth of food looks like on a 2,000-calorie diet. Plus, get a sample meal plan with healthy ideas for breakfast, lunch, dinner and snacks. Reviewed by Dietitian Elizabeth Ward, M.S., ...