how many calories does a growing boy need?
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Calorie needs vary depending on age, sex, height and activity level. Calorie needs are often higher during the teenage years than any other time of life. During this period of rapid growth and development, boys require an average of 2,800 calories a day, while girls require an average of 2,200 calories a day.
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30-year old man: 3123 calories per day. 40-year old man: 3045 calories per day. 50-year old man: 2968 calories per day.
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Most people require around 20 calories per pound (or 44 kcal / kg) of bodyweight to gain muscle mass. Using a 180-pound (82kg) male as an example, the required daily calorie intake is 3600 calories (20 kcal x 180 lb = 3600 kcal).
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The number of calories you need is based on your age, gender and level of activity. On average, adults and youth (ages 13 and older) need 2,000 calories a day, and children (ages 4 to 12) need 1,500 calories a day.
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Age newborn to 3 months: 100 calories per kilogram per day. Age 3 months to 3 years : 90-100 calories per kilogram per day. Age 3 years to 8 years: 80-90 calories per kilogram per day.
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You need to eat more Calories than you expend to develop muscle. Your body uses extra Calories, in association with strength sessions, to build muscle. To achieve a Calorie surplus, on average aim for about 500 Calories (Cal) more than you need to maintain your weight.
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The daily calorie needs for men over the age of 50 are approximately: 2,000 to 2,200 calories if not active. 2,200 to 2,400 calories if moderately active.
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How Much Food Do They Need? Depending on their age, size, and activity level, toddlers need about 1,000–1,400 calories a day.
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40-year old man: 2651 calories per day. 50-year old man: 2573 calories per day. 60-year old man: 2496 calories per day. 70-year old man: 2418 calories per day.
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Tips for Parents: One year olds need about 1,000 calories divided among three meals and two snacks per day to meet their needs for growth, energy, and good nutrition. Don't count on your child always eating it that way though—the eating habits of toddlers are erratic and unpredictable from one day to the next!
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Your specific calorie needs will vary, which is why the calculator is helpful. As an example, an average height, 32-year-old man who weighs 160 pounds and is moderately active will require about 2,600 calories to maintain his weight. However, the calorie needs for men will change if he wants to gain or lose weight.
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Calories Needed to Gain 1 Pound It takes an added 3,500 calories to gain a pound. To gain weight at a safe rate of around 0.5 to 1 pound each week, you'll need to eat an extra 1,750 to 3,500 calories weekly, which corresponds to an extra 250 to 500 calories a day.
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Active teen guys have significantly larger daily calorie requirements. At age 12, active boys need about 2400 calories a day to stay healthy. That need increases by 200 calories each year the youth ages, and the daily calorie requirement peaks at 3200 calories between the ages of 16 and 18 years old.
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Don't overfeed. Estimated calories needed by children range from 900/day for a 1-year-old to 1,800 for a 14–18-year-old girl and 2,200 for a 14–18-year-old boy.
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According to USDA guidelines, sedentary men over 30 years old need about 2,400 calories a day, while moderately active men need about 2,600 calories a day. Sedentary women over 30 years old need about 1,800 calories a day, while moderately active women need about 2,000 calories per day.
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Infants need to eat about 35 to 50 calories per pound, while toddlers require roughly 35 to 40 calories per pound, according to guidelines from the Institute of Medicine.
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Though it differs depending on age and activity level, adult males generally require 2,000-3000 calories per day to maintain weight while adult females need around 1,600-2,400 according to the U.S Department of Health. The body does not require many calories to simply survive.