Scale issue
RoyBeck
Posts: 947 Member
Now I know in the grand scheme of things it's not a massive issue but when you're losing very slowly like I am (intentionally as my deficit is only 300 a day) it's annoying!
My scales are showing big swings depending on where I place them! I'm varying from 103.5 to 105.0. I'm weighing naked first thing and after a toilet visit but wondered if there is a slight slope, which I wasn't aware of beforehand, which reading would be more accurate?
My scales are showing big swings depending on where I place them! I'm varying from 103.5 to 105.0. I'm weighing naked first thing and after a toilet visit but wondered if there is a slight slope, which I wasn't aware of beforehand, which reading would be more accurate?
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I come form laboratory/factory work where we had do weigh things very accurately We had to calibrate the sales to ensure that it was weighting correctly with standards weights that were checked by an independent institute. The scale was also calibrated by professionals to see if it read true and if not; what was the number we had to add and subtract.
Moving the hyper sensitive analytical scale (accuracy to 0,0001 g) was a total no -go as it would mean the the scale was off but woud have no idea how much (massive increase of measurement uncertainty) . The large factory scales (for weighing 100-1000 kg) we'd move as accuracy was less of an issue. Did not matter if it was off by a Kg
So in short: Unless you have a professionally calibrated scale there is now way of knowing what the accurate reading would be. By not moving the scale at all, the measurement uncertainty is minimised, but still there. The difference of 1.5 is not much at all on a standard scale for humans and pretty much as expected.
Conclusion there is no scale issue, it seems to be quite a good scale working pithing normal parameters. There is an expectation issue5 -
The electronic scales at the gym are calibrated by an outside company every 6 months or so and I weigh myself there. My home scale always shows between 1.8 kg and 2.2 kg (between 4 and 5 pounds) more than the gym scale. Frustrating, but since I have to lose about 80 kg (175 pounds) I need to look at my long - term goal and not worry too much about tiny daily differences.
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I notice there is a 5 pound difference of my weight in the kitchen versus the bathroom. I try to only weigh once a week because of this.5
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I make sure I place the scales in exactly the same place. I have specific tile that I place the scales on to ensure I get as consistent result as possible.4
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My advice would be not to sweat the small stuff. Perhaps you should simply try to weigh yourself less frequently? Maintaining the same day, time and place is sensible, but beyond that, you're going to get minor fluctuations unless you have an amazing set of highly accurate laboratory-quality scales (as Lolinloggen suggests).
Just keep going. It's been 3 weeks since I last weighed myself, and I won't weight myself again for another 3 weeks, but I'm keeping a close eye on the calories, so I know it'll head in the right direction.2 -
Yeah a slight cadence can make a difference. I make sure to put my scale on the same spot everyday. Maybe you could mark that spot?1
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There is a 3lb difference in mind depending on if I just hop on or if I hit my program that knows my height age etc1
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I finally moved my scales to an unused bedroom and they don't move. Then I weighed my dumbells to see if it was accurate. It wasn't. I weighed two different models that were 15 lbs and got 15.2 consistently. Putting both on together gave me 30.4 so I know what the variance is and it is consistent as long as I don't move the scale. If you have a place such as this you can set it up and check if it's accurate in the same fashion.0
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kellie7850 wrote: »I make sure I place the scales in exactly the same place. I have specific tile that I place the scales on to ensure I get as consistent result as possible.
Yeah, my bathroom tiles are 12*12 and my scale fits nicely on one. The only time I move it is to vacuum weekly, then I put it back.1 -
My bathroom configuration only has tile in the water closet with a toilet and shower which is too small to have a clear area for the scale that doesn't interfere with the door.
I keep the scale propped up against the wall behind the door. When I want to use it, I position it on one of the 12x12 tiles, then do the calibration step which just takes a second, after that it is accurate enough and I don't see any unusual variations. Almost all digital bathroom scales have a calibration procedure that you can do if it's impractical to keep it in the same spot all the time.
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I have been really happy with the consistency of my scale. Like @bpetrosky I move mine daily but it also has the calibration step which is easy to see because a big C shows up when it is doing it. It is also easy to initiate because all I have to do is lift the end slightly while it is on and it does it right away.
Even still I will get different readings but usually they are small like whether it rounded up or down.
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What type of flooring are you putting the scale on? Don't use anything squishy like a rug or carpet. Don't put it on tile grout. I have seen some people suggest putting a piece of tape on your floor where you place your scale (if you move it each day).
If the fluctuations are different days, it could also be related to things like water retention.
Use a weight trending app like trendweight or happy scale to even out the daily fluctuations.1 -
Could it be measuring swings in water weight? I vary like four pounds depending on how water I'm holding. I'll be down to 132, then after a carb filled weekend or a workout that leaves my muscles inflamed I'll be back up to 1361
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I have a Weight Watchers scale purchased at Costco several years ago. Recently, I purchased s Withings Body Composition scale.
As a “science experiment”, I weigh myself on both of them. The WW scale reads about 0.5 lbs. lower but sometimes by only 0.2 lbs.
Good enough for me as the downward trend for a 30 day period is all that matters to be although it’s nice to hit a new low like I did this morning after patiently working through a stuck point.1
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