The Wearable Tech Podcast with Fexingo: Smartwatches, Fitness Trackers, and Health Devices

This episode of The Wearable Tech Podcast explores how smartwatches and fitness trackers are now using machine learning to cue your brain's autopilot—building habits automatically without willpower. Lucas and Luna break down a recent study from Stanford's Wu Tsai Neurosciences Institute showing that participants who wore vibration-triggering armbands for two weeks formed exercise habits that laste...

Episode 103 of The Wearable Tech Podcast explores how wearable stress sensors are moving beyond vague wellness metrics to become clinically validated tools in mental health care. Lucas and Luna examine the science behind electrodermal activity sensors, the specific case of Oura's new stress-readiness algorithm, and how the FDA is starting to clear wearables for anxiety and depression monitoring. T...

In this episode of The Wearable Tech Podcast, Lucas and Luna explore how wearable sensors are moving beyond fitness into food sensitivity detection. They examine the case of Airo Health's continuous glucose monitor-like patch that tracks histamine levels, focusing on a recent study where 82% of participants correctly identified trigger foods within two weeks. The hosts discuss the technology's lim...

Episode 101 of The Wearable Tech Podcast explores a surprising application of wearable sensors: medication adherence. Lucas and Luna discuss how a thin, disposable skin patch called the 'medication adherence patch' can detect whether a patient has actually taken their pill by analyzing subtle biomarkers in sweat. They trace the technology from early research at MIT to a commercial product now in c...

In this milestone 100th episode of The Wearable Tech Podcast, Lucas and Luna explore how wearable biosensors are predicting seasonal allergies before symptoms even start. They dive into a 2026 study from Northwestern Medicine that used continuous skin temperature, heart rate variability, and sweat pH data from off-the-shelf wearables to forecast allergic rhinitis flares with 89% accuracy up to 48...

Episode 99 of The Wearable Tech Podcast explores a quiet revolution in cardiac care: wearable ECG patches that catch silent heart attacks — myocardial infarctions people experience without chest pain or classic symptoms. Lucas and Luna dive into the data behind one of the largest clinical trials in wearable cardiology: the Apple Heart Study follow-up published in early 2026, which tracked over 400...

Lucas and Luna dive into the emerging world of wearable rings that claim to measure biological age through biomarkers like heart rate variability, sleep quality, and activity patterns. They look at the tech behind the 2026 crop of smart rings from companies like Oura and Ultrahuman, discuss the difference between chronological and biological age, and explore whether these devices can actually chan...

In this episode of The Wearable Tech Podcast, Lucas and Luna explore the emerging field of continuous lactate monitoring for athletes and fitness enthusiasts. They break down how new wearable sweat sensors provide real-time lactate readings, helping users optimize training intensity and prevent overexertion. The hosts discuss the technology behind lactate threshold tracking, compare it to traditio...

In this episode of The Wearable Tech Podcast, Lucas and Luna explore a cutting-edge application of sweat sensors: diagnosing cystic fibrosis in infants. They break down how a flexible patch developed by researchers at the University of California, Berkeley, measures chloride ion concentration in sweat, replacing the cumbersome traditional sweat test. The discussion covers the device's sensitivity,...

Lucas and Luna explore how wearable blood pressure monitors are moving beyond the traditional cuff into smartwatches and ring-style sensors. They focus on the FDA-cleared Omron HeartGuide and the Aktiia cuff-less monitor, discussing clinical validation, user accuracy concerns, and whether continuous BP tracking actually changes patient behavior. The episode examines the 2025 American Heart Associa...

Lucas and Luna explore how wearable insulin patches are changing diabetes management in mid-2026. They focus on the specific case of the Beta Bionics iLet pump with the new SAGE continuous glucose monitor integration, which recently received FDA clearance for a fully closed-loop system. The hosts discuss real-world data from a 12-month trial showing a 1.8 percentage point improvement in time-in-ra...

Episode 93 of The Wearable Tech Podcast dives into the next generation of hydration tracking: sweat sensors that analyze electrolyte composition, sodium loss, and dehydration risk in real time. Lucas and Luna explore how companies like Nix Biosensors are using microfluidic patches to give athletes, construction workers, and military personnel personalized hydration recommendations. They break down...

Episode 92 of The Wearable Tech Podcast explores how smart rings have become the leading form factor for menstrual health and fertility tracking. Lucas and Luna discuss the rise of dedicated fertility ring startups, the accuracy of skin-temperature algorithms versus traditional basal body temperature methods, and the privacy considerations around intimate health data. They examine the specific cas...

Lucas and Luna explore the convergence of hearing aids and consumer earbuds in 2026. They zero in on Apple's upcoming over-the-counter hearing aid feature for AirPods Pro, approved by the FDA in late 2024, discussing how it could disrupt a market long dominated by legacy players like Sonova and GN Hearing. The episode examines the technology behind adaptive sound amplification, self-fit tests, and...

In this episode, Lucas and Luna explore the emerging category of smart compression wear—clothing embedded with sensors and micro-motors that detect muscle fatigue, poor form, and imbalance during workouts. They focus on a specific 2026 study from the University of Michigan's Sports Biomechanics Lab, which tested a smart knee sleeve and compression shirt on 200 recreational runners over six months....

Episode 89 of The Wearable Tech Podcast explores an emerging category in health wearables: hydration patches. Lucas and Luna examine how a company called Nix Biosensors developed a single-use adhesive patch that analyzes sweat in real time to measure electrolyte loss and fluid balance. The patch, which costs about $20 per use, streams data to an athlete's phone or watch, allowing marathon runners...

Lucas and Luna dive into the emerging category of wearable UV sensors — tiny devices worn on the wrist, shoulder, or as a patch that measure real-time ultraviolet exposure. They discuss how these sensors are moving beyond simple SPF reminders to provide cumulative dose tracking, personalized skin cancer risk assessments, and even integration with smart shades and clothing. The episode focuses on o...

Smartwatches and fitness trackers have spent years measuring your body. Now a new generation of wearables is sending signals back — vibrating patterns that simulate touch, texture, and even emotional connection. In this episode, Lucas and Luna explore haptic feedback wearables: from a startup called Sentien that embeds haptic grids into wristbands for immersive gaming, to a Japanese university pro...

Lucas and Luna dive into the emerging category of wearable brain health trackers that use electroencephalography (EEG) and near-infrared spectroscopy (NIRS) to monitor cognitive load, focus, and early signs of neurological decline. The episode centers on the Neurable Muse 2 headband, which sells for around $350 and claims to detect attention levels with 85% accuracy compared to clinical EEG. Lucas...

Lucas and Luna explore the emerging category of wearable air quality sensors—compact devices that measure particulate matter, volatile organic compounds, and nitrogen dioxide in real time. They focus on a specific case: a pilot program in Denver where 500 construction workers wore AtmoSense patches for three months, correlating personal exposure data with respiratory symptom logs. The episode brea...

Lucas and Luna explore the emerging science of pre-symptomatic illness detection via wearable biosensors. They dive into a 2025 Stanford study where smartwatch data — resting heart rate, skin temperature, and blood oxygen variability — flagged viral infections up to 48 hours before participants felt symptoms. Lucas breaks down the physiological signals the sensors track, the machine-learning model...

In this episode of The Wearable Tech Podcast, Lucas and Luna explore how wearable biosensors are being used to detect early signs of infection—sometimes days before symptoms appear. They dive into a specific study from the University of California, San Diego, where researchers used continuous temperature and heart rate data from smartwatches to predict COVID-19 infections with 80% accuracy. The ho...

In this episode, Lucas and Luna explore the emerging use of wearable temperature patches for continuous core body temperature monitoring, with a focus on heat stroke prevention in athletes, outdoor workers, and military personnel. They discuss a 2026 study published in the Journal of Athletic Training showing that a disposable adhesive patch worn on the upper back can predict heat strain 15 minute...

Lucas and Luna explore a new class of smart inhalers that track medication usage, environmental triggers, and lung function in real time. They discuss a 2025 JAMA study showing a 45% reduction in emergency room visits among patients using connected inhalers with companion apps. The episode also covers how the FDA is streamlining approval for digital health add-ons, and why big pharma is investing...

Lucas and Luna explore the cutting edge of sleep tracking: how wearables are moving beyond simple sleep stages to actually decode dream content. They examine a recent Stanford study where a smart headband prototype achieved 60% accuracy in identifying dream themes by measuring brain activity and eye movements during REM sleep. The hosts discuss the implications for mental health therapy, the ethic...