Innovating Hypertension Management Amongst Refugees in San Diego
4 min read
Refugees are a subset of the population that suffer displacement and other stressors, and once they reach their new home country, medical conditions including hypertension can go undetected and untreated. However, research into this very topic began in February 2021. The study entitled “Perceptions, Knowledge, and Attitudes Towards Hypertension Management among Refugees in San Diego” is being carried out by Dr. Tala Al-Rousan, a founding faculty member at the Herbert Wertheim School of Public Health at the University of California San Diego, in partnership with Dr. Job Godino who leads the Laura Rodriguez Research Institute at the Family Health Care Centers of San Diego.
Throughout the program, participants are using Withings BPM Connect, a smart blood pressure monitor, as well as the Withings Data Hub, a cellular gateway used to collect measurements. The study is funded by The National Heart, Lung, and Blood Institute of the US National Institutes of Health. It aims to contribute to a relatively small body of literature surrounding the unaddressed global challenge of uncontrolled blood pressure in displaced populations including refugees and asylum seekers. The problem of hypertension among displaced peoples is even more prevalent as the numbers of refugees continue to increase due to higher rates of violence, natural disasters, and health inequities.
A specific goal of the project is to examine the feasibility of self-administered blood pressure monitoring through supportive healthcare infrastructure. The study hopes to show preliminary data that refugee patients can and prefer to take leadership over their hypertension management from where they are residing in combination with receiving guidance on medication titration plans from their healthcare providers.
In combination with BPM Connect, Drs. Al-Rousan and Godino’s teams collect patient data using Withings remote patient monitoring (RPM) solution. Both device and RPM help solve several pain points that participants may face such as interrupted healthcare access, economic hardship, language barriers, and varying levels of health literacy and numeracy. Regarding interrupted access, going to the doctor can be difficult for participants as some may have employment that does not allow for brief leave from work; since the device can be used at home, less time needs to be budgeted. BPM Connect also uses one button to take measurements which reduces potential language and use factors. Finally, any question of whether participants can access the internet has been assuaged using Withings Data Hub, a cellular gateway that requires no installation from users and securely connects retrieved data to the Withings RPM solution without requiring a smartphone or Wi-Fi.
The study includes 80 Aramaic and Arabic-speaking refugees with diagnosed uncontrolled blood pressure. Participants were recruited in consultation with ethnic community-based organizations in San Diego that serve refugees including Al Majdal Center and others. Multicultural and multilingual investigators with expertise in refugee health, digital health, epidemiology, and chronic disease prevention are involved in the team.
The study asks participants to measure their blood pressure three times a day every other day for four weeks. Qualitative interviews are being conducted before and after the intervention period to understand the levels of acceptability of remote monitoring and whether participants feel more in control, empowered, aware, and engaged in better quality healthcare. Questions on the role of social networks in health education and medication adherence are also asked about in this study.
“This project is revolutionary in that it is the first of its kind to be addressing the unmet need of uncontrolled blood pressure, a silent killer to millions all over the world, in one of the most understudied and underserved populations which is the refugee population.” — Dr. Al-Rousan
An observation the team has noted in the program are the results of two randomized groups — one that receives in-person education about how to use BPM Connect and the other that receives the same education virtually. The virtual education group has not only received the intervention smoothly but actually preferred it over in-person instruction which may be explained by fears of contracting COVID, or simply convenience and saving on transportation and other costs. Additionally, the use of the BPM Connect has extended beyond the intended four-week intervention period.
The ongoing pandemic has highlighted health disparities that vulnerable populations face. Drs. Al-Rousan and Godino hope that this study will show how innovative digital health solutions fit within patients’ feelings of acceptance while displaying that taking healthcare to marginalized people’s homes enables these populations to relate to their health providers, engage in healthier behaviors, and better manage chronic diseases.
The study is now in the end phase and results will soon be published. For questions, please contact Dr. Tala Al-Rousan. To find out more about how institutions are using BPM Connect and other connected health devices with the Withings Data Hub, you can visit Withings.com.
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Chronic Kidney Disease stage 5 on dialysis (CKD5D) presents one of the most complex and high-risk scenarios in modern medicine. Among the many challenges faced by these patients, cardiovascular disease (CVD) stands out as the leading cause of mortality—a stark reminder of the systemic stress that accompanies kidney failure and dialysis.
But what if technology could help bridge the gap between dialysis sessions, offering clinicians a window into the patient's health in real-time? An article in Frontiers in Nephrology explores exactly that, highlighting the transformative potential of digital health technologies to monitor and manage CKD5D patients beyond the clinic.
The Hidden Risks Between Dialysis Sessions
For CKD5D patients, the risks of CVD are amplified by both traditional and disease-specific factors:
Traditional risks like hypertension, diabetes, and obesity.
CKD-specific risks such as inflammation, fluid overload, protein-energy wasting and vascular calcification.
The dialysis process itself, which induces rapid fluid shifts, blood pressure fluctuations, and metabolic imbalances.
Current clinical care models often focus on in-center dialysis data, leaving a crucial blind spot during the interdialytic period—a time when many adverse events begin to develop unnoticed.
A New Monitoring Paradigm: The Withings Toolkit
The article introduces a compelling case for home-based, connected health technologies—specifically, the Withings toolkit. This suite of medical-grade, consumer-friendly devices allows CKD patients to monitor key health indicators in the comfort of their homes:
Weight, body composition and ECG monitoring with the BodyScan smart scale.
Blood pressure, heart rate and survey responses for added context via BPM Pro 2.
Sleep quality and breathing event metrics using the Sleep Rx.
All data is seamlessly uploaded to the Withings Remote Patient Monitoring platform, providing healthcare providers and researchers with real-time, longitudinal insights into a patient’s well-being.
Why This Matters: Real-World Clinical Benefits
1. Early Detection of Complications Weight gain could signal fluid retention, but muscle loss could indicate protein-energy wasting. A sudden spike in blood pressure or irregular heartbeat might indicate arrhythmias or volume overload. Poor sleep patterns could reflect apnea or restless leg syndrome—conditions with known ties to CKD.
2. Personalized, Data-Driven Care These devices enable a dynamic view of health trends, allowing clinicians to tailor treatments proactively rather than reactively. Medication adjustments, fluid restrictions, or further diagnostics can be made with greater confidence.
3. Patient Empowerment
When patients can see and understand their own data, they become more engaged in their care. This promotes better self-management, increased treatment adherence, and a stronger sense of control over their condition.
4. Systemic Healthcare Advantages Remote monitoring can reduce emergency visits and hospitalizations, easing the burden on overtaxed healthcare systems and offering a cost-effective alternative to frequent in-person evaluations.
The Future: Digital Tools as Standard of Care?
While still in its early stages, this integration of digital health into CKD care reflects a broader movement toward remote, preventative, and personalized medicine. The Withings case study serves as a promising example of how everyday technology can be adapted to serve complex clinical needs.
However, as the authors note, more clinical trials are needed to validate these tools in nephrology settings, establish protocols for data use, and ensure equitable access across diverse patient populations.
Final Thoughts
As we face growing rates of kidney disease and limited nephrology resources, connected health technologies offer a lifeline—not just to patients, but to an entire care infrastructure in need of modernization.
The Withings toolkit is more than a gadget suite; it's a glimpse into the future of chronic disease management, where data flows continuously, care is adaptive, and patients are active participants in their own health journey.
Contact Us
[post_title] => Revolutionizing Chronic Kidney Disease Management with Digital Health Tools: The Withings Case Study
[post_excerpt] => Researchers from Imperial College London explored how continuous, contactless sleep monitoring using the Withings Sleep Analyzer can be used to detect acute conditions, focusing particularly on urinary tract infections (UTIs) before patients even recognize symptoms.
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Introduction
A recent study published in Frontiers in Digital Health by Capstick et al. (2024) underscores an emerging insight in connected care: our sleep may hold the earliest signs of illness. The researchers explored how continuous, contactless sleep monitoring using the Withings Sleep Analyzer can be used to detect acute conditions, focusing particularly on urinary tract infections (UTIs) before patients even recognize symptoms.
Why UTIs Matter
UTIs are among the most common bacterial infections and can have serious consequences, especially for older adults. Elderly patients are often less likely to recognize or report early symptoms, as infections may present atypically with fatigue, confusion, or subtle behavioral changes rather than the classic urinary urgency or burning. Cognitive decline, sensory changes, and overlapping chronic conditions can further delay diagnosis, increasing the risk of severe complications such as sepsis or hospitalization (National Institute on Aging).
Sleep as a Source of Early Clues
The study found that changes in nocturnal physiology such as altered heart rate, respiratory rate, movement patterns, and restlessness can signal infection onset days before clinical diagnosis. These signals are detectable through non-contact sensors that monitor sleep continuously in the home environment.
Capstick and colleagues demonstrated that automated analysis of nightly biometric data could identify deviations associated with early infection, including UTIs. Because sleep reflects autonomic nervous system activity and systemic inflammation, subtle physiological disruptions during rest can serve as early indicators of infection or other health deterioration.
Implications for Remote Monitoring
These findings highlight how sleep monitoring could serve as a low-burden, scalable screening tool for early infection detection, particularly for vulnerable populations such as older adults, individuals in long-term care, or patients with chronic diseases. Integrating this capability into remote monitoring programs could help clinicians:
Detect infections earlier and initiate treatment sooner.
Reduce emergency visits and hospitalizations linked to delayed diagnosis.
Monitor recovery and flag recurrence through ongoing nocturnal data.
A New Frontier for Preventive Care
The study reinforces the growing role of connected devices in transforming passive observation into proactive health surveillance. By continuously analyzing sleep patterns, care teams can detect not only chronic deterioration but also acute, time-sensitive conditions like UTIs.
As the authors note, sleep monitoring technologies offer “an opportunity to identify clinically significant events earlier than would otherwise be possible.” For connected health innovators, this opens a new frontier: turning nightly rest into a source of life-saving insight.
Reference: Capstick A, et al. Digital remote monitoring for screening and early detection of disease using nocturnal physiological signals.Frontiers in Digital Health. 2024. Available via PMC.
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[post_title] => Sleep as an Early Warning System: Detecting Hidden Health Risks Like Urinary Tract Infections
[post_excerpt] => Researchers from Imperial College London explored how continuous, contactless sleep monitoring using the Withings Sleep Analyzer can be used to detect acute conditions, focusing particularly on urinary tract infections (UTIs) before patients even recognize symptoms.
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This article is based on our November 14, 2025 interview with Christelle Bakarat.
Christelle Bakarat is the Head of Chemistry for Withings, a role she has held since 2020, after joining the company in 2016. She studied chemistry and chemical engineering, with a PhD in plasma physics. The team she leads is specialized in the development of chemical and biochemical reactions on paper for the detection of biomarkers in urine and other body fluids.
Emma Lugten (EL): Christelle, thank you for taking the time to talk about U-Scan for our researcher newsletter. The product is getting a lot of attention. Can you tell us how the U-Scan product got started and how its main goal has changed over time?
Christelle Barakat (CB): Absolutely. The first idea for U-Scan came from Éric [Carreel] back in 2014 after a discussion with a doctor. The original goal was very specific: to use detailed urine analysis as an easy way to check for prostate cancer. I joined the company in 2016, and since then, the project has grown a lot. We realized the core technology could do much more than just check for one disease. The vision changed from a simple testing tool to a broad platform for checking your health every day. This bigger goal is what has really shaped how we’ve developed the product.
EL: That’s a great way to put it. Can you explain the current technology? What makes U-Scan stand out when it comes to checking your health at home?
CB): We are currently working with the third, very advanced version of U-Scan. We first had an electrochemical version, followed by a very advanced microfluidic chip and we are now using paper chemistry based on classical dipstick models. The system is composed of two parts, a reader and a cartridge where the reader is durable and the cartridge is a consumable. By having one standard device we can address different use cases by selecting the relevant urinary biomarkers to analyse. What truly sets U-Scan apart from existing solutions is the seamless experience combined with its ability to provide a goldmine of concrete, quantifiable data, all without requiring users to change their daily habits. This data empowers users to optimize their lifestyle, their diet, or their medical condition.
The core value of this system lies in its ability to test a wide array of biomarkers and support numerous use cases by simply swapping cartridges, ensuring that different needs are addressed effectively, even if the initial cost may be a bit high.
EL: What are those different uses? What can we buy right now, and what new applications can we look forward to soon?
CB: The first product we launched is a nutrition cartridge. This gives people immediate, helpful feedback on their diet and how much water they are drinking. This is a great way to start the habit of checking their health all the time. Looking ahead, we have big plans for new health checks. We are working on cartridges for important areas where people need help, including kidney stones, bacterial urinary tract infections (UTIs), how the body handles stress, and a special cartridge focused on women’s health. The kidney stone and UTI cartridges, for example, go beyond simple tracking to give important early warning signs, which can be vital for people managing those conditions.
EL: It sounds like you are getting into some serious medical areas. Are you working with any researchers or running clinical studies to prove that the technology works for these new uses?
CB: Yes, that is extremely important to us. While U-Scan is not yet a medical device, we have adopted a very rigorous scientific approach. We have worked with several doctors to confirm the clinical utility of our biomarkers, and we have conducted analytical performance studies according to medical guidelines and criteria. We are now initiating a proof-of-concept study to demonstrate that the mere act of using U-Scan drives positive behavioral changes that mitigate the risk of kidney stones, and a subsequent study is planned to validate the long-term effectiveness of our Calci cartridge in reducing the rate of kidney stone recurrence.
EL: Finally, looking past the products you’ve already planned, do you have a personal, long-term dream for what U-Scan could achieve?
CB: My personal dream is to take U-Scan even further and create a cartridge that is purely for prevention. This wouldn’t be for a single illness, but instead, it would check a mix of general markers, things like how much salt or sugar you have in your system, and general signs of inflammation. The main goal is to give people an ongoing, clear picture of their health before a problem even starts, or at least early enough to reverse the tendency. Imagine seeing a possible issue starting and being able to make small changes, all based on the daily chemistry of your body. That is the kind of powerful, forward-looking health care I hope U-Scan can make possible.
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Contact Us
[post_title] => An Interview with Christelle Bakarat on the Research Potential of U-Scan
[post_excerpt] => Christelle Bakarat is the Head of Chemistry for Withings, this article is based on an interview with her where she discusses how U-Scan came to be, and its potential for research across different diseases and conditions.
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Chronic Kidney Disease stage 5 on dialysis (CKD5D) presents one of the most complex and high-risk scenarios in modern medicine. Among the many challenges faced by these patients, cardiovascular disease (CVD) stands out as the leading cause of mortality—a stark reminder of the systemic stress that accompanies kidney failure and dialysis.
But what if technology could help bridge the gap between dialysis sessions, offering clinicians a window into the patient's health in real-time? An article in Frontiers in Nephrology explores exactly that, highlighting the transformative potential of digital health technologies to monitor and manage CKD5D patients beyond the clinic.
The Hidden Risks Between Dialysis Sessions
For CKD5D patients, the risks of CVD are amplified by both traditional and disease-specific factors:
Traditional risks like hypertension, diabetes, and obesity.
CKD-specific risks such as inflammation, fluid overload, protein-energy wasting and vascular calcification.
The dialysis process itself, which induces rapid fluid shifts, blood pressure fluctuations, and metabolic imbalances.
Current clinical care models often focus on in-center dialysis data, leaving a crucial blind spot during the interdialytic period—a time when many adverse events begin to develop unnoticed.
A New Monitoring Paradigm: The Withings Toolkit
The article introduces a compelling case for home-based, connected health technologies—specifically, the Withings toolkit. This suite of medical-grade, consumer-friendly devices allows CKD patients to monitor key health indicators in the comfort of their homes:
Weight, body composition and ECG monitoring with the BodyScan smart scale.
Blood pressure, heart rate and survey responses for added context via BPM Pro 2.
Sleep quality and breathing event metrics using the Sleep Rx.
All data is seamlessly uploaded to the Withings Remote Patient Monitoring platform, providing healthcare providers and researchers with real-time, longitudinal insights into a patient’s well-being.
Why This Matters: Real-World Clinical Benefits
1. Early Detection of Complications Weight gain could signal fluid retention, but muscle loss could indicate protein-energy wasting. A sudden spike in blood pressure or irregular heartbeat might indicate arrhythmias or volume overload. Poor sleep patterns could reflect apnea or restless leg syndrome—conditions with known ties to CKD.
2. Personalized, Data-Driven Care These devices enable a dynamic view of health trends, allowing clinicians to tailor treatments proactively rather than reactively. Medication adjustments, fluid restrictions, or further diagnostics can be made with greater confidence.
3. Patient Empowerment
When patients can see and understand their own data, they become more engaged in their care. This promotes better self-management, increased treatment adherence, and a stronger sense of control over their condition.
4. Systemic Healthcare Advantages Remote monitoring can reduce emergency visits and hospitalizations, easing the burden on overtaxed healthcare systems and offering a cost-effective alternative to frequent in-person evaluations.
The Future: Digital Tools as Standard of Care?
While still in its early stages, this integration of digital health into CKD care reflects a broader movement toward remote, preventative, and personalized medicine. The Withings case study serves as a promising example of how everyday technology can be adapted to serve complex clinical needs.
However, as the authors note, more clinical trials are needed to validate these tools in nephrology settings, establish protocols for data use, and ensure equitable access across diverse patient populations.
Final Thoughts
As we face growing rates of kidney disease and limited nephrology resources, connected health technologies offer a lifeline—not just to patients, but to an entire care infrastructure in need of modernization.
The Withings toolkit is more than a gadget suite; it's a glimpse into the future of chronic disease management, where data flows continuously, care is adaptive, and patients are active participants in their own health journey.
Our patient-centric care solution utilizes portable Withings cellular devices that are not tied to a single patient. Instead, care teams can use one device to collect and transmit data for an unlimited number of individuals. The integrated cellular connectivity automatically directs the data into the correct patient’s medical record, simplifying data collection and improving care delivery regardless of the setting.