The intake of food and energy released by it is calculated as calories. It is really important to know how much calories are needed in a day this can help to regulate the intake of food and to stay healthy.
In a day a healthy adult needs 45% to 65% of carbohydrates, 10% to 25% of protein and 25% to 30% of fats to have an energetic day. It’s not only the calories but micronutrient what body desires is also important Calculating calories for health.
Major sources of carbohydrates are grains and milk products. Proteins are Meat, nuts and legumes. Fats are sea food and oils we consume with food. One has to go for a balanced diet including all the three for good health.
Average human needs 3500 calories a day and anything excess to this is stored as an additional fat in our body, so for reducing the weight or increasing the weight the calorie intake is important. By working out the number of calories we consume more in a day than we need would help in decreasing weight and consuming more calories than the calories needed per day would improve weight.