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de Vries, H.J. (author), Pennings, H.J.M. (author), van der Schans, C.P. (author), Sanderman, R. (author), Oldenhuis, H.K.E. (author), Kamphuis, W. (author)The effects of stress may be alleviated when its impact or a decreased stress-resilience are detected early. This study explores whether wearable-measured sleep and resting HRV in police officers can be predicted by stress-related Ecological Momentary Assessment (EMA) measures in preceding days and predict stress-related EMA outcomes in...article 2023
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de Vries, H. (author), Oldenhuis, H. (author), van der Schans, C. (author), Sanderman, R. (author), Kamphuis, W. (author)The emergence of wearable sensor technology may provide opportunities for automated measurement of psychophysiological markers of mental and physical fitness, which can be used for personalized feedback. This study explores to what extent within-subject changes in resting heart rate variability (HRV) during sleep predict the perceived mental and...article 2023
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Hattum, M.T. (author), Huisman, G. (author), Toet, A. (author), van Erp, J.B.F. (author)In recent years, there has been a significant increase in research on mediated communication via social touch. Previous studies indicated that mediated social touch (MST) can induce similar positive outcomes to interpersonal touch. However, studies investigating the user experience of MST technology predominantly involve brief experiments that...article 2022
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van den Brink, W.J. (author), van den Broek, T.J. (author), Palmisano, S. (author), Wopereis, S. (author), de Hoogh, I.M. (author)Digital health technologies may support the management and prevention of disease through personalized lifestyle interventions. Wearables and smartphones are increasingly used to continuously monitor health and disease in everyday life, targeting health maintenance. Here, we aim to demonstrate the potential of wearables and smartphones to (1)...article 2022
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Shimura, T. (author), Sato, S. (author), Zalar, P. (author), Matsuhisa, N. (author)Wearable technologies are becoming important for the fields of information technology and healthcare, driven mainly by societal issues such as the aging society and the current pandemic. Recently developed flexible/stretchable wearable devices have demonstrated their ability for long-term healthcare monitoring with improved signal integrity and...article 2022
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Hazendonk. L.S. van, (author), Pinto, A.M. (author), Arapov, K. (author), Pillai, N. (author), Beurskens, M.R.C. (author), Teunissen, J.P. (author), Sneck, A. (author), Smolander. M., (author), Rentrop, C.H.A. (author), Bouten, P.C.P. (author), Friedrich, H. (author)Skin-compatible printed stretchable conductors that combine a low gauge factor with a high durability over many strain cycles are still a great challenge. Here, a graphene nanoplatelet-based colloidal ink utilizing a skin-compatible thermoplastic polyurethane (TPU) binder with adjustable rheology is developed. Stretchable conductors that remain...article 2022
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de Vries, H. (author), Kamphuis, W. (author), van der Schans, C. (author), Sanderman, R. (author), Oldenhuis, H. (author)The emergence of wearable sensors that allow for unobtrusive monitoring of physiological and behavioural patterns introduces new opportunities to study the impact of stress in a real-world context. This study explores to what extent within-subject trends in daily Heart Rate Variability (HRV) and daily HRV fluctuations are associated with...article 2022
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Binsch, O. (author), Kamphuis, W. (author), Wessels, F. (author)In the past two decades miniaturized sensor and monitoring technology integrated in easy–to–wear wristband wearables are developed and represent a great opportunity for advancing Resilience and Mental Health of our military that experience high workload and stress and are sensible to its negative consequences. Before the implementation of...conference paper 2021
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van den Brink, W. (author), Bloem, R. (author), Ananth, A. (author), Kanagasabapathi, T. (author), Amelink, A. (author), Bouwman, J. (author), Gelinck, G.H. (author), van Veen, S. (author), Boorsma, A. (author), Wopereis, S. (author)Health maintenance and disease prevention strategies become increasingly prioritized with increasing health and economic burden of chronic, lifestyle-related diseases. A key element in these strategies is the empowerment of individuals to control their health. Self-measurement plays an essential role in achieving such empowerment. Digital...article 2021
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Coert, R.M.H. (author), Timmis, J.K. (author), Boorsma, A (author), Pasman, W.J. (author)Background: Conventional clinical trials are essential for generating high-quality evidence by measuring the efficacy of interventions in rigorously controlled clinical environments. However, their execution can be expensive and time-consuming. In addition, clinical trials face several logistical challenges regarding the identification,...article 2021
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de Vries, H. (author), Kamphuis, W. (author), Oldenhuis, H. (author), van der Schans, C. (author), Sanderman, R. (author)Background: The emergence of smartphones and wearable sensor technologies enables easy and unobtrusive monitoring of physiological and psychological data related to an individual’s resilience. Heart rate variability (HRV) is a promising biomarker for resilience based on between-subject population studies, but observational studies that apply a...article 2021
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Zalar, P. (author), Saalmink, M. (author), Raiteri, D. (author), van den Brand, J. (author), Smits, E.C.P. (author)The electrical performance of screen‐printed dry electrodes on thermoplastic polyurethane substrates are evaluated according to their conformance to international standards, skin‐electrode impedance, and ability to gather high quality electrocardiograms. The electrical behavior of seven screen‐printed electrodes (Ag, Ag/PEDOT:PSS, Ag/AgCl, Ag...article 2020
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van Beers, J.J. (author), Stuldreher, I.V. (author), Thammasan, N. (author), Brouwer, A.M. (author)Measuring concurrent changes in autonomic physiological responses aggregated across individuals (Physiological Synchrony - PS) can provide insight into group-level cognitive or emotional processes. Utilizing cheap and easy-to-use wearable sensors to measure physiology rather than their high-end laboratory counterparts is desirable. Since it is...conference paper 2020
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Kraaij, W. (author), Verberne, S. (author), Koldijk, S. (author), de Korte, E. (author), van Dantzig, S. (author), Sappelli, M. (author), Shoaib, M. (author), Bosems, S. (author), Achterkamp, R. (author), Bonomi, A. (author), Schavemaker, J. (author), Hulsebosch, B. (author), Wabeke, T. (author), Vollenbroek-Hutten, M. (author), Neerincx, M. (author), Sinderen, M. (author)Recent advances in wearable sensor technology and smartphones enable simple and affordable collection of personal analytics. This paper reflects on the lessons learned in the SWELL project that addressed the design of user-centered ICT applications for self-management of vitality in the domain of knowledge workers. These workers often have a...article 2020
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Ruiter, S. (author), Kuijpers, E. (author), Saunders, J. (author), Snawder, J. (author), Warren, N. (author), Gorce, J.P. (author), Blom, M. (author), Krone, T. (author), Bard, D. (author), Pronk, A. (author), Cauda, E. (author)Background: Small, lightweight, low-cost optical particulate matter (PM) monitors are becoming popular in the field of occupational exposure monitoring, because these devices allow for real-time static measurements to be collected at multiple locations throughout a work site as well as being used as wearables providing personal exposure...article 2020
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Thammasan, N. (author), Stuldreher, I.V. (author), Schreuders, E. (author), Giletta, M. (author), Brouwer, A.M. (author)Measuring psychophysiological signals of adolescents using unobtrusive wearable sensors may contribute to understanding the development of emotional disorders. This study investigated the feasibility of measuring high quality physiological data and examined the validity of signal processing in a school setting. Among 86 adolescents, a total of...article 2020
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van Kraaij, A.W.J. (author), Schiavone, G. (author), Lutin, E. (author), Claes, S. (author), van Hoof, C. (author)BACKGROUND: Chronic stress is increasing in prevalence and is associated with several physical and mental disorders. Although it is proven that acute stress changes physiology, much less is known about the relationship between physiology and long-term stress. Continuous measurement of vital signs in daily life and chronic stress detection...article 2020
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Thammasan, N. (author), Stuldreher, I. (author), Wismeijer, D. (author), Poel, M. (author), van Erp, J. (author), Brouwer, A.M. (author)Skin conductance or electrodermal activity (EDA) has been shown to be a reliable indicator of emotional arousal. With the current development to record EDA with wearable sensors attached to individuals who freely move around, detecting EDA artefacts is essential. Current practice of detecting EDA artefacts relies heavily on expert judgments....conference paper 2019
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Huysamen, K. (author), de Looze, M.P. (author), Bosch, T. (author), Ortiz, J. (author), Toxin, S. (author), O'Sullivan, L.W. (author)The aim of this study was to evaluate the effect of an industrial exoskeleton on muscle activity, perceived musculoskeletal effort, measured and perceived contact pressure at the trunk, thighs and shoulders, and subjective usability for simple sagittal plane lifting and lowering conditions. Twelve male participants lifted and lowered a box of 7...article 2018
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Zulqarnain, M. (author), Stanzione, S. (author), van der Steen, J.L.P.J. (author), Gelinck, G.H. (author), Myny, K. (author), Abdinia, S. (author), Cantatore, E. (author)This paper presents a 52 μW heart-rate measurement interface for wearable applications, fabricated on a flexible foil with a-IGZO TFTs. The interface consists of a cascaded diode-connected load preamplifier with a gain of 22 dB in 3 kHz bandwidth. The output is provided as a binary PWM waveform, which can be sent to a reader device using...conference paper 2018
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