Assessing hydration status: the elusive gold standard

LE Armstrong - Journal of the American College of Nutrition, 2007 - Taylor & Francis
Acknowledging that total body water (TBW) turnover is complex, and that no measurement is
valid for all situations, this review evaluates 13 hydration assessment techniques. Although …

Bioimpedance basics and phase angle fundamentals

LC Ward, S Brantlov - Reviews in Endocrine and Metabolic Disorders, 2023 - Springer
Measurement of phase angle using bioimpedance analysis (BIA) has become popular as an
index of so-called “cellular health”. What precisely is meant by this term is not always clear …

[PDF][PDF] Биоимпедансный анализ состава тела человека

ДВ Николаев, АВ Смирнов, ИГ Бобринская… - 2009 - researchgate.net
Книга посвящена теории и практическому применению метода биоимпедансного
анализа состава тела человека. Рассмотрены физические и метрологические основы …

Effect of pressure on skin-electrode impedance in wearable biomedical measurement devices

B Taji, ADC Chan… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Objective: This paper investigates the effect of applied pressure on the skin-electrode
impedance. Applied pressure, which affects the skin-electrode impedance, can fluctuate in …

Impedance spectroscopy as a tool for monitoring performance in 3D models of epithelial tissues

T Gerasimenko, S Nikulin, G Zakharova… - … in bioengineering and …, 2020 - frontiersin.org
In contrast to traditional 2D cell cultures, both 3D models and organ-on-a-chip devices allow
the study of the physiological responses of human cells. These models reconstruct human …

Electrical and dielectric behaviors and their origins in the three-dimensional polyvinyl alcohol/MWCNT composites with low percolation threshold

J Zhang, M Mine, D Zhu, M Matsuo - Carbon, 2009 - Elsevier
The electrical conductivity and dielectric behavior of a three-dimensional composite of
polyvinyl alcohol (PVA) and multiwalled nanotubes (MWCNTs) were measured and an …

Wearable, epidermal devices for assessment of swallowing function

T Rafeedi, A Abdal, B Polat, KA Hutcheson… - npj Flexible …, 2023 - nature.com
Swallowing is an ensemble of voluntary and autonomic processes key to maintaining our
body's homeostatic balance. Abnormal swallowing (dysphagia) can cause dehydration …

Electrical impedance spectro-tomography based on dielectric relaxation model

MR Baidillah, AAS Iman, Y Sun, M Takei - IEEE sensors journal, 2017 - ieeexplore.ieee.org
An electrical impedance spectro-tomography consists of a quasi-adjacent sensing method
and a frequency-time difference imaging for relatively complex dielectric object monitoring …

A study on electrode gels for skin conductance measurements

C Tronstad, GK Johnsen, S Grimnes… - Physiological …, 2010 - iopscience.iop.org
Low-frequency skin conductance is used within several clinical applications and is mainly
sensitive to sweating and the moisture content of the stratum corneum, but also how …

Estimation of skin impedance models with experimental data and a proposed model for human skin impedance

DJ Bora, R Dasgupta - IET Systems Biology, 2020 - Wiley Online Library
The skin is a complex biological tissue whose impedance varies with frequency. The
properties and structure of skin changes with the location on the body, age, geographical …