Advanced smartwatches and biosensors can now identify irregular heart rhythms, sleep disorders, and early signs of infection days before conventional diagnosis. The technology is transforming preventive medicine.
Apple Watch's atrial fibrillation detection has identified serious heart conditions in thousands of users who had no symptoms. The device received FDA clearance as a medical device for AFib detection and ECG recording.
Continuous glucose monitors originally designed for diabetics are being adopted by non-diabetics to optimize metabolism and energy levels. The trend has sparked debate about medical devices for wellness purposes.
"Wearables are shifting healthcare from reactive to proactive," said digital health researcher Dr. Michael Park. "We can intervene before diseases become symptomatic, potentially preventing serious complications."
Data privacy concerns are significant. Health data from wearables could be used by insurers to adjust premiums or by employers to make hiring decisions. Regulatory frameworks are struggling to keep pace with technology.
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