Resting Metabolic Rate Testing
barefootdahl
Posts: 18 Member
Has anyone ever had the Resting Metabolic Rate testing done?
If so, did you find it to be accurate or helpful? I'd have to drive an hour to have it done and it's $100 so I'd really like some feedback!
If so, did you find it to be accurate or helpful? I'd have to drive an hour to have it done and it's $100 so I'd really like some feedback!
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Replies
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I have never had it done, and i don't really see the need.
I have however tracked my food and weight pretty meticulously for a few months and know pretty dang close to what my maintenance calories are. It's not going to be perfect, but it's close enough for me.
I don't know off hand how accurate testing would be, but knowing what I know from my own tracking, I wouldn't see the need to spend money on it when I can just track/log for free.2 -
I had it done at the local university a couple of years ago - while it wasn't anything mind-shattering on the results - it did help me counter some of the advice I got that I should only be eating a certain amount of calories (that was below my RMR)2
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That's my issue, I've been tracking faithfully for several months and have tweaked my calorie goal a few times, always giving it a few weeks to see if it's the right level for me and I still cannot reach even 1lb per week of consistent loss.
I work out 5 days per week and measure my food. It took me over a year to lose 20lbs and I have 60 to go. I've had my thyroid etc tested and have no issues there.
I'm tired, lol! I've heard it's very accurate but am looking for feedback from someone that has actually had it done because I'm sick of tweaking and analyzing etc. If this test can help give me a baseline to go by, then I'd be happy.0 -
barefootdahl wrote: »That's my issue, I've been tracking faithfully for several months and have tweaked my calorie goal a few times, always giving it a few weeks to see if it's the right level for me and I still cannot reach even 1lb per week of consistent loss.
I work out 5 days per week and measure my food. It took me over a year to lose 20lbs and I have 60 to go. I've had my thyroid etc tested and have no issues there.
I'm tired, lol! I've heard it's very accurate but am looking for feedback from someone that has actually had it done because I'm sick of tweaking and analyzing etc. If this test can help give me a baseline to go by, then I'd be happy.
Keep in mind weight loss is never linear. A rate of "1 lb a week" for me might look like no pounds one week, 2 lbs another. Half a pound the next. Etc etc. Too many factors go into what the scale says, especially as a woman - TOM loves to play tricks on the scale.
For me a few weeks is not enough time to gather feedback before making changes. I pick my number, I stick with it a long time.
Maybe taking a closer look at your logging would be beneficial?
20 lbs is a great start, so you're obviously on the right track.2 -
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"Consistent loss" isn't going to happen no matter what. Weight fluctuations mask weight loss from week to week, you need to average a couple months of loss to see if you are losing a pound a week.2
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Try weighing everything you eat on a digital food scale. You might be surprised to learn that measuring scoops aren't accurate.
RMR testing can be reasonably accurate if you follow all their "rules" exactly, like no food for several hours prior, etc.
RMR still omits your activity level, which rarely can be calculated with precision. So personally i don't see the point of testing if you're making progress from month to month.2 -
I can't imagine how this information would be worth $100 to you. The answer is still going to be "eat less or burn more" if you're dissatisfied with your rate of loss.3
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That calculator is scary accurate. It calc'd my BMR at 1411. Professional test had me a 14247
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Thanks to everyone who has replied concerning my time line, nutrition, weighing food etc, but I am really just looking for input from people who have actually had this done.
I've been dieting and tracking for YEARS. I gained weight with the birth of child and what always worked for me is no longer the case, so I know what I need to be doing and I am doing it. That is why I say that I'm now tracking faithfully, I took time off of diet and fitness when my son was an infant/ early toddler.
However, weight loss still alludes me. I understand 20lbs over a year is progress and that nothing is linear, however when tracking fluctuations or lack of movement over a year, I think that these formulas that MFP use may not work for ME. Weight loss is individual to us all, I know that. That is why I am interested in seeing if my RMR is frighteningly low and I need to take time to repair that or if my RMR is in fact average and I need to focus more on fitness or no sugars or paleo etc.
I just want that base line, but I do not want to waste my time if SOMEONE WHO HAS ALREADY DONE THIS says they did it and it was useless. Hence, why I am asking for that specific insight.
Again, thank you all for the feedback. I look forward to hearing more from someone who has had this test done.0 -
yes I have done it; yes I found it useful for me!1
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annacole94 wrote: »I can't imagine how this information would be worth $100 to you. The answer is still going to be "eat less or burn more" if you're dissatisfied with your rate of loss.
Thank you, I know that is the answer. My question for the test is see just how low I need to be going if 1500, 1400, 1300 or 1200 isn't producing results even with workouts added in.
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I have access to one in our metabolics lab and ran a self study going off Synthroid. First of all I was shocked at how close the result was in comparison to online calculations. BMR/REE doesn't change much and the only standout variable is muscle mass.
I would definitely not pay for a test - use that money elsewhere.5 -
Well, it's your money. Odds are some people find it useful and others don't.
Oh, look. That's what this thread says. If you have the time and the money, burn it how you want to.1 -
I have access to one in our metabolics lab and ran a self study going off Synthroid. First of all I was shocked at how close the result was in comparison to online calculations. BMR/REE doesn't change much and the only standout variable is muscle mass.
I would definitely not pay for a test - use that money elsewhere.
Thank you, that is helpful. I've done BMR calculations online aside from MFP as well as TDEE calculators... maybe I just need to take the average of all this results, lol!! Thanks again.
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deannalfisher wrote: »yes I have done it; yes I found it useful for me!
Thanks so much! Did the number they gave you help with setting your calorie intake and did that change how you were losing weight?0 -
my RMR was somewhere in the 1350 realm - so it made me acknowledge that the 1200cal that MFP initially had me on several years ago wasn't doable long-term
I've refined my eating over the last few years - focusing on TDEE and now focusing on body recomp vs losing weight - which has helped1 -
I actually has it done at a Chiropractor's office for $50. It was SUPER useful in helping me set my caloric intake goals. I was surprised to find out I didn't burn as many calories as most people think they would. 2000 cals a day? That's entirely too much for me when I only burn 1460. After that, I've tried to keep my calories under 1300 everyday while also exercising. I've lost 50 pounds in 6 months after being thorough with calorie counting
Try asking your primary doctor or maybe a local gym or community center to find a cheaper version of the test.2 -
Orangetheory has them during their weight loss challenges. You pay $25 and get 3 tests and private nutrition coaching. The nutrition coaching + pushing my workouts was key for me. I've discovered in my 30s that I need to run FAST and lift HEAVY in order to see results that came easily in my 20s. I also need to be substantially more conscious of what i'm putting in my body. Having said all of that. Finding out that my RMR was 1424 was eye opening. Without a workout every day, I'm basically starving just to maintain weight.3
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MaddMaestro wrote: »I actually has it done at a Chiropractor's office for $50. It was SUPER useful in helping me set my caloric intake goals. I was surprised to find out I didn't burn as many calories as most people think they would. 2000 cals a day? That's entirely too much for me when I only burn 1460. After that, I've tried to keep my calories under 1300 everyday while also exercising. I've lost 50 pounds in 6 months after being thorough with calorie counting
Try asking your primary doctor or maybe a local gym or community center to find a cheaper version of the test.
remember that RMR does not include calories burnt through the day - it is the basic sedentary calorie burn5 -
Unfortunately, for most people, calculated BMRs are pretty close (I say this as someone who was ready to invest in a machine and become an itinerant metabolic tester but backed away once I read the research).
That being said, everyone is an experiment of one and you might find it useful. I would double check to make sure whoever is doing the test is using an actual metabolic cart and analyzing expired CO2 as well as O2.
PS: I have had it done and my BMR turned out to match my Harris-Benedict prediction exactly.6 -
IDK I just used the iifym site and it says my TDEE is 1700, I usually eat that much or a bit more and I lose weight.0
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BrunetteRunner87 wrote: »IDK I just used the iifym site and it says my TDEE is 1700, I usually eat that much or a bit more and I lose weight.
Thanks. I tried that one too. It told me mine was 1900!! That's what I was eating when I gained, lol!0 -
MaddMaestro wrote: »I actually has it done at a Chiropractor's office for $50. It was SUPER useful in helping me set my caloric intake goals. I was surprised to find out I didn't burn as many calories as most people think they would. 2000 cals a day? That's entirely too much for me when I only burn 1460. After that, I've tried to keep my calories under 1300 everyday while also exercising. I've lost 50 pounds in 6 months after being thorough with calorie counting
Try asking your primary doctor or maybe a local gym or community center to find a cheaper version of the test.
Thank you!! That's why my fear is. Not necessarily fear, but just the thought that the "normal" isn't me. I'm not looking for an excuse as to why I'm not losing but more a focus on what to change, and the calories seem like a good start!!0 -
TDEE takes exercise calories into account - so if you overestimated your level of activity when you did your TDEE calculator, then it could be wrong; it also assuming a consistent levels of workout out
my TDEE is about 2050 (5'3", 150lbs) and I'm maintaining on that (my 5 day weight avg is 150.3)2 -
Thanks Deanna. I always put light activity and I pretty consistently do 5 workouts per week, minimum of 30 minutes, at moderate to high intensity. I make sure it's difficult to talk etc.
I will try it with sedentary just to see if that it more in line with other calculators.1 -
MaddMaestro wrote: »I actually has it done at a Chiropractor's office for $50. It was SUPER useful in helping me set my caloric intake goals. I was surprised to find out I didn't burn as many calories as most people think they would. 2000 cals a day? That's entirely too much for me when I only burn 1460. After that, I've tried to keep my calories under 1300 everyday while also exercising. I've lost 50 pounds in 6 months after being thorough with calorie counting
Try asking your primary doctor or maybe a local gym or community center to find a cheaper version of the test.
Just pointing out, that even if you were eating 2000 calories you would still lose. Your average weight loss is 8.3 lbs a month, which means you are averaging 2.1 lbs a week, which translate to a calorie deficit of roughly 1,041.7 calories per day. If you average 1300 calories per day, your estimated maintenance would be 2341.7.
OP, it's a solid starting point and if you don't mind the money, then I say go for it. It's exactly why I am considering doing a DEXA scan soon.3 -
courtneyfabulous wrote: »
It's not even remotely close for me. I have to max out both the NEAT and TEA factors to get close to my average TDEE.2 -
deannalfisher wrote: »my RMR was somewhere in the 1350 realm - so it made me acknowledge that the 1200cal that MFP initially had me on several years ago wasn't doable long-term
I've refined my eating over the last few years - focusing on TDEE and now focusing on body recomp vs losing weight - which has helped
1200 calories isn't supposed to be long term. You are supposed to lose weight and then go on maintenance. And if you are exercising (which you should be) then they would have you eating more than 1200 calories anyway.1 -
courtneyfabulous wrote: »
"Accurate" is in the eye of the beholder. It gives me 1631. I'd lose almost a pound a week at 1631 (and did). I'm currently losing slowly somewhere above 2000 gross calories, at 5'5", weight mid-120s, age 61.
Any decent calculator is based on research with a reasonably large sample population. The calculator gives you the mean (average, loosely) number of calories based on that research. Behind the scenes, there was a distribution of caloric needs around the mean - some individual people higher, some lower.
I've seen some bell curve charts for this type of research (nope, didn't bookmark). The curve's relatively tall & narrow: Most people are fairly close to the mean (small standard deviation is another way to say this). But, by definition, in a normal distribution, 68.27% of individual data points are within one standard deviation of the mean, and 95.45% within two standard deviations.
Based on one such study's results, and using (for illustration) an average calorie expenditure of 2000 daily, one standard deviation is about 160 calories. So, almost 5% of those for whom the calculator says 2000 would be expected to have a TDEE under 1680, or a TDEE above 2320.
Your odds of being one of those people? Small (less than 1 in 20 chance). Your odds of meeting one of those people, especially somewhere like the MFP forums? Pretty high.
Calculators give us a starting point. Personal experience gives us a more accurate answer, assuming our tracking is as accurate as we can manage.
(https://examine.com/nutrition/does-metabolism-vary-between-two-people/)
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