This is especially significant after completing a vigorous workout routine. There seems to be a lot of mixed answers to how hydration affects the body fat readings. Your body fat is pretty water dense so dense in fact that body fat is comprised of about 10 water. I have noticed that if i have a few beers the next morning my body fat reading is higher than i suspect it should be. Body fat measurements are lower when measurements are taken shortly after consumption of a meal causing a variation. For example on the tanita website tanita is a brand of body fat scales it says under the faqs section that dehydration causes the body fat reading to come out higher than it actually is.
The researchers recommended that coaches and athletes must understand that sports performance requiring strength and power may be impaired by inadequate hydration resulting in increased susceptibility to injury. Research findings by the chicago state university suggested that dehydration of 29 body mass decreases the ability to generate upper and lower body strength. I have been told the best time is the first thing in the morning before any food intake. Dehydration is a recognized factor affecting bia measurements as it causes an increase in the bodys electrical resistance so has been measured to cause a 5 kg underestimation of fat free mass ie. The researchers recommended that coaches and athletes must understand that sports performance requiring strength and power may be impaired by inadequate hydration resulting in increased susceptibility to injury. If you are dehydrated the current will pass through at a slower rate and show an inflated body fat percentage.
So what is the right answer. That means that your changing level of hydration can have a significant effect on the body fat reading that you get. Statistical treatment by two way analysis of variance for repeated measures revealed that although there were no significant differences between the two techniques of body composition determination under any of the three conditions there was a statistically significant decrease in percent body fat determined in the dehydrated state as compared to the control and hydrated conditions. There are many different methods of measuring body fat percentage as well as a number of variables that can potentially affect the outcome of a body composition test. One common factor that can. If you began your program by measuring your body fat in the morning then during your reassessments continue to measure your body fat in the morning.
Research findings by the chicago state university suggested that dehydration of 29 body mass decreases the ability to generate upper and lower body strength. Body fat percentage is an important measurement of a persons health risk. Flood your body and the device will give you a falsely low fat reading. The most important factor when calculating body fat percentage is consistency. On the flip side it soars through fat free mass such as muscle which contains 70 to 75 percent water. When is the most accurate time of day to check your body fat.
An overestimation of body fat. How does hydration affect the output on a body fat scale.