Aired:
March 19, 2025
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Decoding Human Health: AI and the Power of Digital Biomarkers

Digital biomarkers are revolutionizing drug discovery and precision medicine, offering real-time insights into patient health through wearable sensors, AI-driven analytics, and advanced data processing. Explore how AI is unlocking the full potential of digital biomarkers, transforming clinical trials, and accelerating research breakthroughs.

Biomarkers have long been drivers behind drug and diagnostics discovery and development and the growth of precision medicine, shaping the way we detect, monitor, and treat diseases. Traditionally, these have been biological molecules found in blood, body fluids or tissues, and are linked with health and disease. The concept dates back to 1846, when the Bence-Jones protein was first identified as a tumor biomarker. Over time, the definition has expanded beyond lab based measurements to include histologic, radiographic, and physiological markers and now, digital biomarkers are transforming the landscape.

While the definition of a digital biomarker varies across the literature, a simple description is quantifiable behavioral or physiological data collected using digital health technologies, such as smartphone apps, remote monitoring, and portable, wearable, implantable or digestible devices and sensors. They can be collected intermittently or continuously and be read in real time. Combinations of digital biomarkers can be used to create ‘fingerprints or patterns associated with certain conditions.  

Here Are Some Key Examples of Digital Biomarkers:

  • Heart rate and rhythm
  • Blood pressure
  • Temperature
  • Pulmonary function, including respiratory rate
  • Oxygen saturation
  • Skin conductance
  • Gait
  • Blood glucose
  • Sleep and sleep apnea
  • Physical activity
  • Weight
  • Voice analysis
  • Rate of speech, resonance, emotion
  • Medication adherence
  • Disease-specific analytes in tears, sweat, saliva, urine, breath
  • Self-reported data such as food intake, stress, mood, wellbeing, disease symptoms

The potential of digital biomarkers is already being recognized in drug development. In July 2023, the European Medicines Agency qualified the first digital health technology-derived digital primary endpoint. The stride-velocity measure can be used as an alternative to traditional walking tests in drug development for Duchenne muscular dystrophy.  

Digital biomarkers can play many roles in the discovery and development of drugs and diagnostics; by providing a deeper understanding of disease progression, treatment response, and patient health in real-world settings, digital biomarkers have the potential to reshape landscape of drug discovery and precision medicine. Like traditional biomarkers, they can also help to select the patients most likely to respond to a drug or least likely to develop side effects.

The Challenges Holding Digital Biomarkers Back

While biomarkers, in the form of biological molecules, have been used in research for decades, digital biomarkers are still relatively new. Their definition is still in development. The lack of standardization across different devices leads to inconsistencies in data, making cross-study comparisons difficult. The massive volume of data generated from multiple sources can overwhelm researchers, creating bottlenecks in analysis. Additionally, safeguarding patient data remains a top priority—ensuring privacy, security, and regulatory compliance is critical to building trust and maintaining the integrity of digital biomarker driven research.

Using the Power of AI to Solve the Biomarker Challenges

From wearables to implantable sensors, these technologies continuously capture vast amounts of physiological and behavioral data. The sheer volume of data generated by digital biomarkers presents both an opportunity and a challenge. While these data streams hold immense potential, their true power lies in how we analyze and interpret the massive, complex datasets they generate. Without the right analytical approaches, crucial patterns remain hidden, limiting their impact on drug development and patient care.

Making sense of this information requires sophisticated computational techniques to extract meaningful insights. Identifying patterns, correlating biomarkers with disease progression, and ensuring data reliability are key hurdles that demand more than conventional analytics. AI-driven approaches are playing an increasingly critical role in bridging this gap.

By embracing AI, researchers can process high-dimensional data at scale, detect subtle trends that might otherwise go unnoticed, and enhance the accuracy of biomarker-driven insights. The ability to integrate diverse data sources ranging from real-time physiological signals to patient-reported outcomes opens new possibilities for understanding disease mechanisms and predicting treatment responses. Beyond drug discovery, AI-powered digital biomarkers could play a transformative role in clinical trials, helping refine patient selection, improve endpoint measurements, and optimize study designs for better efficiency and effectiveness.

Now and Next For Digital Biomarkers

Like traditional biomarkers, digital biomarkers play a key role in stratifying patients for clinical trials, helping make studies more efficient and cost-effective while advancing precision medicine. But they offer unique advantages as well. Digital biomarkers enable continuous, real-time monitoring of patient health and drug responses, capturing environmental factors—like pollen levels—that may influence outcomes. Their ability to support remote data collection also makes them a cornerstone of decentralized clinical trials, which can reduce costs, minimize the need for physical trial sites, and improve patient diversity in research.

Looking ahead, researchers are integrating AI and machine learning with biosensors to enhance data quality and extract clinically meaningful insights. The future of wearable technology could see multimodal skin sensors that gather both traditional and digital biomarker data, working alongside AI to create intelligent health monitoring systems. These innovations could bring us closer to truly personalized medicine, where treatments are tailored in real time to each patient’s unique needs.

At Agilisium, we focus on enabling life sciences organizations to harness AI in a way that enhances research outcomes. Our AI-driven technologies, purpose built for the life sciences, helps researchers to find the digital biomarkers that is needed to accelerate research, and analyze the huge volumes of data that they generate in clinical trials and healthcare.

With our Insights Generation Agent and Content Generation Agent we can process vast and diverse datasets ranging from terabytes to petabytes while integrating multiple data streams and detecting anomalies. Our Observability Agent ensures that the data is accurate, reliable, and compliant. By uncovering trends and patterns, we provide real-time insights and data visualizations helping researchers and decision-makers confidently move forward with the right information.  

To find out more, visit www.agilisium.com or send us an email at sales@agilisium.com.

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