Researchers at Northwestern University have developed a groundbreaking wearable device that monitors key health indicators—without even touching the skin. This new system, called the Epidermal Flux Sensor (EFS), opens up unprecedented possibilities for tracking wound healing, hydration, infections, and environmental exposure by analyzing the molecular exchange occurring just above the skin’s surface.
Unlike traditional wearables that rely on direct contact with the skin to collect data, the EFS maintains a small, carefully designed air chamber that hovers above the skin. Inside this chamber, sensors detect water vapor, carbon dioxide, and volatile organic compounds (VOCs) naturally emitted or absorbed by the body. This setup allows the device to gather crucial health information without disrupting sensitive areas like wounds or damaged tissue.
Continue reading… “A Touch-Free Window into the Body: New Sensor Monitors Health Without Skin Contact”