how many calories have to burn in a day?
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Because 3,500 calories equals about 1 pound (0.45 kilogram) of fat, it's estimated that you need to burn about 3,500 calories to lose 1 pound. So, in general, if you cut about 500 to 1,000 calories a day from your typical diet, you'd lose about 1 to 2 pounds a week.
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To lose a pound, you need to have a good idea of how many calories you burn (use for energy) on an average day. According to the U.S. Department of Health and Human Services, the average adult woman expends roughly 1,600 to 2,400 calories per day, and the average adult man uses 2,000 to 3,000 calories per day.
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Medical studies have proven that if a person reduces their calorie intake by 500-1000 calories per day, they are likely to lose 1-2 pounds of weight per week (3). For most women, this comes down to an intake of 1200-1500 calories per day and for men, 1500-1800 calories per day to promote weight loss at a healthy pace.
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Using this estimate, a sedentary 300-pound man would need about 4,200 calories per day to maintain his weight. To lose each pound of fat, you need burn 3,500 calories more than you eat.
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How many calories do you need to burn to lose one kilogram? A general rule of thumb is you need to be in an energy deficit of around 7,000 calories (29,400 kilojoules) to lose one kilogram of fat. A calorie deficit is a state in which you burn more calories than you consume.
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Do the math: You need to burn 3,500 calories to lose a pound. So if you're burning 300 calories in one workout, it will take you nearly 12 workouts to lose one pound. If you cut your calorie intake by 300 calories in addition to burning 300, it will take you half as long to lose a pound.
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To lose one pound (. 5 kg) a week, a person must burn 3,500 calories more than are consumed (500 calories per day over the course of a week). For example, reducing calories by 300 per day and increasing daily activity to burn off an additional 200 calories should result in a weight loss of one pound (. 5 kg) per week.
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2﻿ For example, if you burned approximately 300 calories every day through exercise, you would also need to reduce your recommended calorie intake by 200 calories each day.
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Most women end up with a number around 1,200 calories per day to lose weight. Men often end up with a number close to 1,800 calories per day to lose weight. Most experts agree that you should not consume fewer than 1000 calories per day unless you are under the care of a physician.
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500 calories each day to lose 1 pound per week. 1,000 calories each day to lose 2 pounds per week.
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The average person burns around 1800 calories a day doing absolutely nothing. According to the Healthy Eating Guide, sitting burns an estimated 75 calories per hour. A sedentary woman aged 19 to 30 burns 1,800 to 2,000 calories daily, while a sedentary woman aged 31 to 51 burns about 1,800 calories per day.
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For example, the calculator says that a 25-year-old 5'10" male who weighs 160 pounds will burn over 1,700 calories just staying alive. That's a hefty chunk of your diet each day. However, working out for an hour might burn a couple hundred extra calories.
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Weight loss is a numbers game. Burn more calories than you take in each day and you'll lose weight. The rule used to be that to lose 1 pound (lb) of fat, you needed to burn 3,500 fewer calories than you ate. Put yourself in a 500-calorie daily deficit, and at the end of the week, you'd have 1 lb less fat on your frame.
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That lifestyle is burning an average of 1620 calories per day, so if you are consuming more than that then you will not lose weight but rather will likely gain weight. Consuming 1620 calories will maintain that weight.
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Tipping the scale And if you eat fewer calories and burn more calories through physical activity, you lose weight. Because 3,500 calories equals about 1 pound (0.45 kilogram) of fat, it's estimated that you need to burn about 3,500 calories to lose 1 pound.
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This means reducing calorie intake by 500 kcal per day to lose 1 pound in a week. Researchers have since called the 3,500-calorie rule into question, because it's not quite that simple. In reality, the number of calories you need to burn depends on how much body fat and muscle you have.
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Well, based on the fact that one pound of fat equates to around 3,500 calories, a daily workout of one hour where you burn 500 calories, should help you lose a pound a week, as long as your diet is sensible. Armed with this info then, what exercises are ideal to help you achieve this 500 calorie target daily.