Calories are a unit of energy. The body uses them to function and maintain itself. A calorie is a measurement of how much energy food contains. The body needs a certain number of calories per day to function properly.
The average person needs 2,000 calories per day. But the amount of calories you need depends on your age, gender, height, weight, and activity level. You may need more or fewer calories depending on these factors.
1High-caloric foods

Homemade granola
Granola is a nutritious and delicious breakfast food. A typical serving of granola has about 200 calories, but a homemade version can have even more.
Meats
Meat is a high calorie food. A three-ounce serving of beef, pork, or lamb has about 200 calories. A three-ounce serving of chicken has about 140 calories. A three-ounce serving of fish has about 100 calories.
Firm tofu
Firm tofu is a versatile food that can be used in many different dishes. It is also a high calorie food, with a single serving containing over 200 calories. Despite its high calorie content, firm tofu is a healthy food choice. It is an excellent source of protein and contains all nine essential amino acids. Tofu is also low in saturated fat and cholesterol, and is a good source of iron and calcium.
Salmon
Salmon is known for being a healthy fish, but it is also a high calorie food. Salmon is a great source of protein and omega-3 fatty acids, but it also contains a lot of calories. A four-ounce serving of salmon has about 240 calories, making it one of the highest calorie fishes.
Whole grains
Whole grains are a high calorie food. A single serving of whole grains can contain up to 7 grams of protein and 5 grams of fiber. Whole grains are also a good source of vitamins and minerals.
Whole grains are a high calorie food. A single serving of whole grains can contain up to 7 grams of protein and 5 grams of fiber. Whole grains are also a good source of vitamins and minerals. Whole grains provide essential nutrients that promote health and help prevent chronic diseases such as heart disease, diabetes, and cancer.