Yes and no. Another factor that affects your health is overweight, since it is associated with diseases such as high blood pressure, dyslipemia (high cholesterol values) and increased insulin resistance. in exercise science here. So in the last two weeks I have been tested for body fat % by two different BIA (Bioelectrical Impedance Analysis) machines, both of which have clocked me in around 5' 9", 173 lbs, and 12% body fat. If you want it to be accurate intake the same amount of salt and water. Bioelectrical impedance (BIA) can potentially meet these needs but its validity in active individuals is not well established. Lyle McDonald, "Measuring Body Composition: Part 2". (Redirected from Bioelectric impediance analysis) Bioelectrical impedance analysis (BIA) is a commonly used method for estimating body composition, in particular body fat and muscle mass. I got one of these awhile back to somewhat monitor my body fat percentage, way before I started the Keto diet. Most of the accurate methods for measuring body fat are limited to the research laboratory or are extremely expensive. Scales that use Bioelectrical impedance are considered reasonably accurate for measuring groups, or for tracking body composition in an individual over a period of time, but are not considered sufficiently accurate … If strict hydration protocols are adhered to, BIA is actually reasonably accurate. Helping people with diabetes, epilepsy, autoimmune disorders, acid reflux, inflammation, hormonal imbalances, and a number of other issues, every day. The problem I see is that, in the real world, these protocols aren’t followed and this will throw off the measurements completely. The purpose of this study was to examine the accuracy of percent body fat estimates from seven different bioelectrical impedance analysis (BIA) models and a seven-site skin fold formula (SKF) compared with air displacement plethysmography (ADP) in females. If you have a similar electrolyte concentration you will have a similar impedance. Get ready for your Bioelectrical Impedance Analysis tests by reviewing key facts, theories, examples, synonyms and definitions with study sets created by students like you. The bioelectrical impedance scale They let you know what you’re made of. Press question mark to learn the rest of the keyboard shortcuts. Over the course of time you can graph the chart and see if there’s a trend, if there is tada! Looking at some "worst case" studies seem to show that the readings can be off by up to 10% actual body fat (the average for a group is ok, but individual readings are poor): Imp-SF and Tanita demonstrated little bias and may be useful for group comparisons, but their utility for assessment of body composition in individuals is limited. Impedance (tissue resistance and reactance) is registered when a low‐voltage current is passed through the body 18. Bioelectrical impedance is an accurate method to assess body composition in obese but not severely obese adolescents Nutr Res. Even the trend is wrong as it fluctuates a lot. The problem I see is that, in the real world, these protocols aren’t followed and this will throw off the measurements completely. Maltron International – Leading Bioelectrical Impedance Technology Company. I got one of these awhile back to somewhat monitor my body fat percentage, way before I started the Keto diet. Accuracy augmentation of body composition measurement by bioelectrical impedance analyzer in elderly population. resistance of the body and the accuracy of BIA. BIA estimates body composition using equations that calculate the difference of electrical conductivity among different tissues (e.g., bones, adipose, muscle, cartilage) 17. Lyle McDonald, "Measuring Body Composition: Part 2". Eighty-two female volunteers ranging from 19-67 years (31.96 ± 1.39) enrolled Keto likely makes these readings even more inaccurate. I am interested in tracking my body fat percentage, to that goal I was thinking of buying a body composition scale(more specifically this one). Really I'm just kinda curious how far off this diet may be throwing these measurements in comparison to what I was before I started. quantities of fat mass and fat-free mass) by running a small electrical current through the body. But is it a good idea? Thanks a bunch! I spent 100 bucks on nokia body scale while its showing nice stats most of then are just vs. My BF is decreasing which is true but its showing me 10%now down from 12% last month in reality I'm 14-15%. The purpose of this study was to assess the accuracy of bioelectrical impedance analysis (BIA) in detecting percent body fat (%BF) changes throughout a physical activity intervention in previously sedentary, overweight men and women. Bioelectrical impedance analysis (BIA) is a method used to measure the components of the body, including muscle mass, body fat, and total body water.Alternating low and high-frequency electrical currents are sent through the water in the body via contact with electrodes to measure impedance. Basically, BIA is quick and easy. Body composition is an important component of an individual's health and fitness profile. The electrical impedance (Z) consists of two components, resistance (R) and reactance (Xc). In BIA, a weak electric current flows through the body and the voltage is measured in order to calculate impedance (resistance) of the body. The more water in the body, the less resistance the current will experience as it travels through the body. Body fat (adipose tissue) causes greater resistance (impedance) than fat-free mass and slows the rate at which the current travels. 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