Blue Light Protection: What the Evidence Shows
Executive Summary Blue light lenses, while heavily marketed for digital eye strain relief, show limited scientific evidence for their primary claims. Recent comprehensive studies, including a gold-standard Cochrane systematic review, reveal that these specialized lenses provide minimal benefits for reducing eye fatigue or improving sleep quality. However, evidence-based alternatives—including proper screen ergonomics, the 20-20-20 rule, and comprehensive eye care—offer proven protection for families navigating our digital age. Key Findings: Clear blue light lenses filter only 20-30% of blue light exposure No significant reduction in digital eye strain symptoms versus regular lenses Traditional eye care practices remain more effective than specialized […]
