How Many Calories Should I Eat
By definition, “a calorie is the energy required to raise the temperature of 1 gram of water by 1 degree Celsius.” The number of calories required to maintain health, may vary from person to person, owing to various factors. But in general, it can be estimated that an adult body requires at least 1000 to 1400 calories to have sufficient energy for the proper functioning of important organs like the brain, heart, and lungs. This minimum number of calories which you need to survive, is known as your resting metabolic rate (RMR). Resting metabolic rate varies greatly, depending upon age, sex, weight and muscle mass. For day to day activities, you need more number of calories than your resting metabolic rate (RMR). This extra energy required can be about 400 to 600 additional calories per day. These numbers are general averages and a dietitian can help you determine exactly how many calories your body needs. You may get an exact answer for your question ‘ how many calories should I eat ‘ after the physical examination of your body. Dietitians usually recommend an increase or decrease of about 500 calories per day according to the need. There are 3500 calories in one pound. Five hundred calories a day amounts to one pound per week. The amount of calories required by a person to be fit and active, may vary according to the basal metabolic rate and the body mass index.
How Many Calories Should I Eat to Gain Weight
Each day, if you consume more number of calories than those required by your body, you will eventually gain weight. An excess of 3500 calories is required to gain 1 lb of fat. For example, if your body needs 2000 calories a day to maintain its current weight and every day you consume 2500, in one week you would gain 1 lb. Remember, one day of overindulging does not result in instant weight gain. Read more on weight gain diet chart.
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