Daily diets vary considerably around the world.

Calorie-deficit diets slowly and temporarily limit the number of calories you consume each day. When in a calorie deficit, your body burns more calories than it takes in, which may promote weight loss ...

Calories are the energy in food and beverages, allowing you to move, breathe, and survive. The number of calories a person needs per day varies depending on several factors, such as age, height, ...

This story is part of 12 Days of Tips, helping you make the most of your tech, home and health during the holiday season. Weight management is simply a game of calories in and calories out. A calorie ...

How many calories you eat a day depends on your physical activity level, age, and sex. If you want to lose weight you need to eat fewer calories than your body burns. If you want to gain weight, you ...