Polarized light boosts accuracy of wearable health sensors for all skin tones
Phys.org • 12/10/2025 • Last cited 12/14/2025
Summary
A new study indicates that using polarized light can enhance the accuracy of wearable health sensors, particularly for individuals with diverse skin tones, by improving the effectiveness of photoplethysmography (PPG) technology. This advancement aims to address disparities in health monitoring across different demographics, according to Phys.org.
Lindy Score Breakdown
35
Age (0-35)
36 days
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Velocity (0-40)
1 source (low traction)
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Phys.org
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1 unique
Total Score45/100
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