Articles tagged with Wearable Devices
The ŌURA–NUS Joint Lab combines wearable biometric data with sleep science expertise to study how sleep and physical activity shape long-term health outcomes. The lab aims to generate insights that help individuals, clinicians, and health systems shift from reactive care to proactive preventive health.
Researchers propose a hierarchically converged defect-engineering strategy to construct a multidimensional ZnO/Bi₂O₃/BiOCl/BP/MXene heterojunction photoelectrode framework. This targets modulation increases the electrochemically active surface area, optimizes energy-level alignment, and establishes efficient carrier transport pathways.
Researchers created an ultrathin hydrogel electrode that can track vital signals without interruption, overcoming previous dehydration, freezing, and mechanical fragility issues. The new material forms a flexible layer that can withstand extreme temperatures and retain water content over time.
Researchers at Jeonbuk National University propose hierarchical porous copper nanosheet-based triboelectric nanogenerators, demonstrating efficient energy harvesting and multifunctionality. The devices achieve a remarkable 590% increase in electrical output while maintaining stability over 100,000 repeated mechanical cycles.
A team from Huazhong University of Science and Technology has developed a novel material that significantly improves piezoelectric responsiveness and mass-producesibility. The new polymer, created using a simple process, overcomes the challenges of achieving highly responsive materials for wearable health trackers and energy harvesters.
Cuffless devices, such as smartwatches and patches, have shown promise in measuring blood pressure but require standardized validation for medical decision-making. The American Heart Association has outlined key limitations and recommended further research to establish their accuracy.
A newly developed wearable sensor uses polarized light to improve photoplethysmography (PPG) signal accuracy across different skin tones. The device splits light into two channels, detecting co-polarized and cross-polarized signals to filter out superficial scattering and capture stronger signals from deeper tissue.
A research team at Nankai University has developed soft, stretchable 'power patches' that can be printed in various shapes and worn on the body to harvest low-grade heat. The patches generate a steady voltage when exposed to a temperature difference, making them suitable for wearable thermocells.
Researchers successfully developed high-resolution electronic skin devices on breathable nanomesh substrates using transfer technology. The new electrodes achieved excellent breathability and conductivity even at thicknesses of 20 nm or less.
Scientists have developed a predictive framework for 2D semiconductor industry, enabling the creation of high-performance printed transistors and circuits. This technology has the potential to manufacture low-cost, flexible, and high-performance 2D electronics for various applications.
A new device from Stanford University aims to improve mindfulness by amplifying and channeling sounds of hand interactions, drawing users into the present moment. The auditory approach fosters greater awareness and clarity, encouraging users to perceive their environment with renewed curiosity.
A UChicago team has developed innovative materials to create flexible OLED screens that can be used in a variety of applications, including wearables and medical devices. The new materials overcome the challenges of making aluminum stretchable and improve electron mobility.
A scalable approach to designing and fabricating wireless electronic systems that can adapt to 3D surfaces has been developed by Penn State researchers. This method uses liquid metal patterns printed onto heat-shrinkable polymer substrates, enabling the creation of customizable smart devices.
Researchers at Northwestern University developed the first haptic device achieving human resolution, recreating digital touch with clarity and detail. The VoxeLite device wraps around a fingertip to give users a realistic feel for digital environments, including virtual reality systems and assistive technologies.
Engineers at UC San Diego developed a wearable system that enables people to control machines using everyday gestures even in highly dynamic environments. The system combines stretchable electronics and AI to overcome the limitation of gesture signals falling apart under excessive motion noise.
Researchers at the University of California San Diego have developed an electronic sticker that monitors vitamin C levels using sweat from fingertips, providing a convenient and low-cost alternative to current methods. The system is battery-free and can be manufactured at a low cost, making it potentially disposable and widely accessible.
The researchers developed a chromatic filtration strategy to narrow the emission spectrum of mechanoluminescent materials, resulting in high spectral resolution and reduced noise. The new technology has significant potential for applications such as wearable sensors and healthcare motion monitoring.
The DEFEND study aims to assess whether virtual exercise sessions can be successfully delivered to patients with cancer receiving chemotherapy. Researchers will evaluate the impact on physical function, fatigue, and disability.
Researchers developed an AI algorithm that accurately diagnosed multiple structural heart diseases from single-lead ECG sensors on smartwatches. The algorithm was trained on over 266,000 12-lead ECG recordings and prospectively validated in a real-world setting.
Researchers at UMass Amherst have developed an app that uses Apple Watch data to monitor sleep stages and predict Alzheimer's disease risk. The app, BIDSleep, collects heart rate data and feeds it into an AI model that accurately identifies sleep stages 71% of the time.
A new UTA study found that engaging in light activity, such as walking or doing chores, instead of sitting can lead to better feelings the next day. The research, published in Psychology of Sport and Exercise, suggests that even small changes to daily routine can have a positive impact on mood and energy.
The review highlights the importance of clean transfers in 2D material research, emphasizing that it can make or break an experiment. The authors propose a unified approach to transfer methods, synthesis, and testing to improve reproducibility and reliability.
Researchers have developed flexible electrodes that mimic skin's softness and stretchability, enabling stable high-quality signals. Composite designs combining metallic systems are being explored to balance flexibility, conductivity, and transparency.
Researchers developed an ultra-sensitive hydrogel for human-machine interaction, achieving high-accuracy collaboration in remote surgical operations and virtual reality. The AirCell Hydrogel boasts a smooth surface and porous interior structure, allowing it to detect various human motions with exceptional accuracy.
Researchers developed a more accurate cough-detection model using wearable health monitors' audio and movement data. The new model can distinguish between coughs and nonverbal sounds, improving the accuracy of respiratory disease tracking.
Scientists create flexible surface plasmonic waveguides that maintain efficient signal transmission even when stretched, bent, or twisted. The new design enables wearable materials to seamlessly integrate advanced sensing and communication functions.
Seoul National University researchers create highly stretchable, electrically conductive carbon nanotube-based nanocomposites using vat photopolymerization type 3D printing. The new material is optimized for smart health monitoring applications, enabling real-time pressure distribution detection.
Researchers developed a palm-sized, portable multimaterial printer using electrowetting on dielectric technology to print conductive and insulating liquids. The printer allows for on-site fabrication of origami devices with customizable shapes and functions, enabling site-specific sensor deployment in resource-limited environments.
Researchers at Queensland University of Technology have created a prototype electronic device using chitosan, a naturally derived biopolymer from seafood waste. The material is used to create flexible and wearable health sensors that can monitor vital signs without compromising comfort or the environment.
Researchers develop flexible batteries with internal voltage regulation using liquid metal microfluidic perfusion and plasma-based reversible bonding techniques. This technology addresses limitations of traditional rigid batteries.
A study by the University of Eastern Finland found that older patients are receptive to using wearable smart rings for remote health monitoring. Patients appreciate the comfort and small size of the device, but also raise concerns about durability, data accuracy, and privacy.
Researchers developed wearable microneedle patches that improve drug absorption while reducing pain in long-term delivery. The new technology, inspired by bee stings, enables continuous drug release and anchors securely into the skin.
Researchers developed a hybrid kiri-origami structure to overcome the trade-off between flexibility and function in stretchable electronics. The design features a mutual orthogonal cutting line pattern, allowing simultaneous mounting of rigid components and stretching.
Researchers at Duke University developed a wireless patch that non-invasively measures skin and tissue stiffness, providing real-time feedback for medical applications like wound healing and chronic conditions. The technology also has potential for athletic performance optimization and rehabilitation.
A flexible skin-mounted haptic interface can replicate diverse motions using a single actuator, providing rich tactile feedback and versatility. The technology aims to assist humans in various applications, including wearable human-machine interfaces and medical operations.
The Seoul National University of Science and Technology has developed a novel 3D AMM-based tactile sensing platform that offers high-performance pressure sensing. The technology leverages auxetic metamaterials to enhance sensitivity, stability, and scalability.
A flexible electronic solution has been developed to detect corneal deformation and eyelid pressure, enabling precise control of drones through blinking. The system achieves high accuracy in distinguishing conscious from unconscious blinks, with potential applications in medical monitoring and human-machine control.
Researchers at City of Hope are investigating how wearable devices can detect and prevent long-term health risks in childhood cancer survivors. Yue Liao, a UT Arlington expert, is contributing to the review article, highlighting the potential of digital health tools to monitor daily fluctuations and behavior.
Seoul National University researchers developed a wearable electronic device that continuously measures blood pressure with a compact, flexible patch. The device surpasses traditional cuff-based monitors in accuracy and convenience, paving the way for early diagnosis of chronic conditions like hypertension.
Researchers are exploring whether wearable devices can detect early signs of cardiovascular disease through physical activity, sleep and blood pressure data. The study aims to develop a machine-learning model that uses data from wearable sensors to predict cardiovascular risk.
The device monitors healing remotely, reducing the need for frequent physical contact and minimizing infection risks. It uses integrated sensors to track key healing indicators, including inflammation, pH, and temperature levels.
A wearable sensor could revolutionize lithium monitoring for people with bipolar disorder by tracking medication levels through sweat. The USC-made device, which is the first of its kind, eliminates the need for blood draws and offers a personalized and easily accessible monitoring system.
The wristband sensor continuously monitors glucose, lactate, and alcohol levels in real-time, while also tracking blood pressure, heart rate, and arterial stiffness. This wearable device provides a comprehensive physiological snapshot, enabling early action to reduce diabetes risk.
A new study predicts postoperative complications in children up to three days before formal diagnosis using wearable device data and novel metrics related to circadian rhythms. The results show 91% sensitivity and 74% specificity, indicating potential for facilitating faster treatment and care.
Rice University professor Lei Li has received a NSF CAREER Award to develop wearable medical imaging technology capable of visualizing deep tissue function in real time. The project aims to miniaturize hospital-grade imaging systems into compact, energy-efficient wearables.
Case Western Reserve University researchers have developed an environmentally safer type of plastic that can be used for wearable electronics, sensors, and other electrical applications without fluorine. The new material exhibits tunable ferroelectricity and flexibility, making it suitable for various electronic uses.
A new e-textile platform developed by KAIST's research team combines 3D printing technology with advanced materials engineering to create customized training models for individual combatants. The platform uses flexible and highly durable sensors and electrodes printed directly onto textile substrates, enabling precise movement and huma...
Rice University students have developed a cutting-edge wearable haptic wristband that can deliver two distinct forms of tactile feedback. The device aims to make virtual reality more immersive and accessible, and is entirely self-contained with a modular design that makes it easy to repair and integrate into different environments.
A wearable device developed by researchers in Brazil uses a camera and tactile signals to warn visually impaired users of obstacles above the waistline. The device was tested on 11 blind adults and showed promising results, with participants reporting feeling more secure and completing routes with ease.
Scientists replace toxic additives in hydrogels with D-sorbitol, a safe sugar alternative found in chewing gum, to create bioelectronic devices that are soft, safe, and integrated with natural tissue. The new material has increased biocompatibility and improved electronic performance.
Researchers developed a novel liquid metal electronic ink that allows for micro-scale circuit printing at room temperature, with reversible stiffness switching depending on temperature. This advancement marks a significant leap toward next-generation wearable, implantable, and robotic devices with tunable mechanical properties.
Researchers developed stable MXene-coated contact lenses providing enhanced protection against electromagnetic radiation. The lenses exhibited a rapid temperature rise when exposed to microwave heating, indicating strong EMR absorption and dissipation.
Researchers evaluated 56 studies on Apple Watch accuracy, finding that heart rate and step counts are generally accurate, but energy expenditure is less reliable. The study suggests that wearable devices can be a helpful guide for tracking habits but should not replace clinical tools or medical judgment.
Researchers developed an energy-efficient measurement system leveraging waveform similarity to achieve high precision with minimal power consumption. The system demonstrated 72μW power efficiency using commercially available electronic components, paving the way for long-term bio-signal monitoring and self-powered IoT devices.
A new wearable device measures breast milk intake in real-time, providing clinical-grade monitoring of breastfed babies. The device eliminates uncertainty around milk consumption, reducing parental anxiety and improving clinical management for vulnerable babies in the NICU.
Researchers at the University of Mississippi have developed a new technology that can detect heart attacks in real-time, using artificial intelligence and advanced mathematics. The resulting wearable device is lightweight and energy efficient, with an accuracy rate of 92.4%, outperforming current methods.
The MyoStep project represents a significant advancement in pediatric mobility aids for children with cerebral palsy, addressing motor impairments that restrict participation in physical activities. The soft power suit provides a lightweight, discreet solution tailored to fit seamlessly into the lives of children and their families.
A new study from the University of Missouri highlights how 'smoothed' graphs can help doctors better manage patients with hypertension. The findings suggest that these graphs can reduce errors in assessing blood pressure control, potentially alleviating pressure on the healthcare system.
The World Sleep Society releases recommendations on wearable sleep trackers, providing clear guidelines for consumers, clinicians, researchers, and manufacturers. Key takeaways include choosing a device suitable for individual use cases and focusing on fundamental sleep measures rather than specific stages of sleep.
MIT engineers developed ultrathin electronic films that sense heat and other signals, reducing the bulk of conventional goggles and scopes. The new pyroelectric thin film is highly sensitive to heat and radiation across the far-infrared spectrum, enabling lighter, more portable night-vision eyewear.