Calories is an energy measurement of the amount of energy obtained from food that is available through cellular respiration.

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Are calories the only important aspect of a diet?

I've recently started using apps like MyFitnessPal to calculate the amount of energy and nutrients I consume and do some simple number crunching for me. However, all these apps seem to be focused on ...
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14k views

Is it possible to measure calorie burn from heart rate alone?

I have a Polar heart rate monitor chest strap, and a compatible Android phone on which I can run a number of different apps for recording my heart rate. My primary interest is in how many calories I ...
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717 views

Energy expenditure (calories burned) equation for running

There are numerous online calorie calculators for running (e.g. from runners world). What is the underlying formula for calculating energy expenditure while running? This post has an excellent ...
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93 views

Calories burn rate calculation — scientific studies

There are many online calculators for measuring walking/running/bicycling calories burn rate. They differ in input parameters like some might need my weight as well as height and some don't. Almost ...
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1answer
146 views

How to calculate calories burned while running [duplicate]

I am developing an app for running and I can't find precise formulas for calories burned while running. I need a various formulas based on gender, age, height, weight, distance, time and so on. Any ...
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How can I calculate calories burned during an activity?

I've found various online "calculators" for looking up how many calories are burned when doing an exercise like using an Elliptical machine. Is there a way to calculate how many calories I burned ...
3
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1answer
2k views

how accurate are the calorie counters on iPhone apps?

I use Kinetic to measure my regular excercise routine (walking). It calculates / estimates the amount of calories burned during that period. I am wondering how accurate (generally speaking) these ...
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2answers
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Calorie Counter from heart rate monitor Vs. Elliptical machine

I used an elliptical machine at high intensity (not crazy high) for around 20 – 25 minutes, the elliptical machine workout said that I burned 600 calories where as the heart rate monitor said that I ...
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1k views

Estimated calories you burn throughout day

If one has normal activity throughout the day, for example wake up at 10AM sleep at 11:30PM, drive to work, work, walk to get lunch, drive home, do laundry, etc. What is the estimated amount of ...
5
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321 views

Getting enough calories with a suppressed appetite

I never thought I'd be saying this...but I need to be eating more. I recently switched to a new medication which has been suppressing my appetite to the point that I can go all day without eating. I ...
8
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2k views

Does exercise REALLY increase the basal metabolism rate for any significant length of time after the exercise is over?

I am new to this site, but have read several questions and answers here that are related to this question and have found different contradictory answers. Some say that the only effect is that a ...
5
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Calories to consume on workout days

I did a calorie calculator to see how many calories I should consume in a day. I'm getting between 1,300-1,500 in a day. So, on days I work out, like today, I burned around 500-600 calories. Should I ...
5
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199 views

Calorie counter on an exercise machine is it actual or approximation?

On any machine that gives you the amount of calories burnt, is the calorie count actual or approximation based on weight / effort? If it is an approximation, any idea on what would be the average +/- ...
3
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2answers
190 views

Does the temperature of the training environment influence the calorie burn rate significantly?

The efficiency of the human body, like any other machine, depends on the surrounding temperature. We get exhausted quicker if we run on a hot summer afternoon than we would in the cooler evening. But ...
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2answers
101 views

How reliable is this study for the relationship between heart rate and calories burned?

I am talking specifically about a paper called Prediction of energy expenditure from heart rate monitoring during submaximal exercise. It states that within the narrow range of 90-150 bpm, there is a ...
0
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2answers
151 views

How many calories will I burn walking one mile?

I walk, on average, a 15 minute mile and on flat terrain. I weight 150 lbs and I'm about 5' 7" with a medium build. I'm trying to manage my overall health and want to ensure my exercise is balancing ...
19
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5answers
4k views

Is it necessary to eat fewer carbs in order to lose weight?

I'm using DailyBurn.com as my guide/tracking system for losing weight and I always seem to hit my recommended carb limit for the day really easily. I really like eating rice, pasta and bread. To put ...
10
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3answers
563 views

Theory to burn Calories with muscle

Once I had a physical education teacher at the University tell me that he is experimenting with a theory. The theory is that muscle burns calories and that as muscle mass increases, the amount of ...
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1answer
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At what point do I start to burn muscle on a calorie deficit diet?

If I'm on a calorie deficit and trying to burn fat, at what point do I start burning muscle instead of fat? How can I be sure that I'm eating enough to minimize muscle loss, but remain on a calorie ...
5
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1answer
509 views

Estimating burnt kcal from one type of activity when measured by heart rate and measurement assumes different activity?

I have a certain watch that can be linked to a heart rate monitor. It then will give me the amount of calories based on the premise that I am running. However, obviously the watch can be used also for ...
2
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6answers
358 views

How many calories should I intake and how much should I “spend” daily?

I am a Computer professional. My job involves sitting on a pc for the whole day without much physical work. I am 32, male. I would like to know what is the amount of calories I should consume daily ...
10
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4answers
2k views

Is it true that thinking uses a lot of calories?

I have read a lot of stuff that says the brain is one of the parts of the body that consume the most oxygen. Is this true? Does that mean when you're thinking hard, you're actually burning a lot of ...
6
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4answers
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As long as I do enough exercise, can the effects of junk food intake be offset?

So it's been explained to me that it's basically just a matter of burning more energy than you consume. So say, in theory, if I were to do heaps and heaps and heaps of exercise every day. But then I ...
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1answer
357 views

Why doesn't it add up when calculating the macronutrient calories for a food? [closed]

I'm wondering why this isn't adding up: 10 oz. of Chicken Breast 300 calories Carb: 0g Protein: 60g Fat: 3.8g When calculating the calories that come from each macro in the food: Carbs: 0 * ...
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1answer
2k views

Weight gain diet for a Pescetarian?

I was weight gaining/lifting about 5 years ago on a diet consisting of a lot of chicken, beef and tuna. However, I stopped, and have since then stopped eating factory farmed meats, and now have a ...
4
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3answers
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Does duration or intensity or both affect how many calories are burned in a cardio workout.

Is there a relationship between heart-rate over time and calories burned, or is it just duration? What about a non-cardio workout?
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2answers
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How to accurately work out calories burned on exercise bike

I am looking for a way to accurately workout how many calories I am burning on my bike. I have a standard bike mounted on a cycle exercising stand. At the moment, I have no way of working out ...
4
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3answers
303 views

Burned only 225 cals in 25 minutes doing cardio. Is it less or adequate for a 5 feet 114 pound girl?

I did only cardio workout in the gym today: 10 mins incline walk at 5.8 kmph with incline 4 - 50 cals 8 min repeat of same incline walk - 50 cals cross trainer at intensity 2 for 12 mins - 100 cals ...
4
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1answer
281 views

Daily calorie intake

Based on my height, weight, age, exercise levels, how many calories should I be consuming daily to lose a healthy amount of weight each week/month? I have been to about 5 difference sites and have ...
3
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1answer
115 views

Is my current nutrition enough to support my body building goals?

I am new to to bodybuilding. Though I have worked out previously for more than 6 months on and off, I haven't really followed a proper schedule or had the right nutrition. My goal is to have lean ...
3
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2answers
378 views

Does burning calories by running depend only on distance, and not speed?

So it seems burning calories by jogging/running only depends on the distance covered, and not the speed. http://www.runnersworld.com/tools/calories-burned-calculator Is this correct? Even if I ran ...
3
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2answers
232 views

Calories to grams

I am trying to work out how much fat, carbs, and protein I should be consuming daily based on my BMR which is around 2025 calories. Apparently you're supposed to have 500 calories less than your BMR ...
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1answer
38 views

What is this seemingly random value when working out calories burned?

I've tried to keep this question as non-programmer-friendly as possible, but please let me know if you don't understand something. I'm a software developer and I'm looking over some old code and I ...
2
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1answer
613 views

The relationship between basal metabolic rate, calories, and activity level

I have a base BMR of about 2200 calories without the activity multiplier using this formula: 66 + (6.23*240) + (12.7 * 70) - (6.88*31) I supervise an automotive shop and generally consider walking, ...
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1answer
62 views

Measure performance in kettlebell?

How can I measure my performance and how many calories I burn during swings, high pulls, etc, when exercising with kettlebells? I want to measure how effective I was during training. I am also ...
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2answers
295 views

Actual amount of calories, I'm burning when riding bike

I've just finished my first GPS-tracked bicycle workout. I tracked my "achievements" using two different sport trackers -- Endomondo and Runastic (I'm using both in the same time purely for testing ...
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1answer
134 views

How to compensate for extended cardio as body builder

I'm am doing body building as a hobby with 4 training sessions a week lasting for 60 to 90 minutes. I had good results with an intake of around 3.500 calories per day, the usual low carb diet. My goal ...
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3answers
11k views

Does lifting weights pull back you weight losing process?

I am out of shape(else why would I be here, lol), I weigh 185 pounds, 178cm height(5'9'' I guess). Lately I have been trying to work out and lift some weights for around 4 weeks, but yesterday I was ...
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2answers
354 views

So am I at a calorie deficit now?

I am 21, 6'4 and 19 stone (266 pounds) and my estimated BMR is 2545.58 Last night I did 90 minutes walking at a slow pace. This estimates I burned between 319-440 calories. ...
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1answer
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Does the amount of breathing (holding breath/breathing fast) affect the calories burned during a workout (not heavylifting)?

Why I even think it could have any effect: maybe when the body has deficit of the oxygen, the burning reaction modifies to burn more sugar/fat/whatever (i.e. instead of burning each molecule ...
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2answers
40 views

how to calculate calorie from pedometer?

How can I convert pedometer steps to calories burned? Can anybody explain this to me? I know there is a lot of variables (sex,age,weight), but, I don't know the heart rate. I need to know how are ...
0
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1answer
46 views

Calculate burned calories (Running) without heart rate [duplicate]

I need some formulae to calculate the burned calories for jogging. The information I have would be: gender, weight, age, pace (speed), fractional grade, and time. What I have now is the following ...
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1answer
112 views

Why is the weight not falling off me? [duplicate]

I am 145 pounds and 170 cm tall & female. Before I started the gym 2 months ago I already had a decent body (no exercise except an occasional walk and used to eat junk food all the time - I was ...