Why does blue light matter?

It suppresses melatonin production, making it harder to reach deep sleep stages.

What is the 20-20-20 rule?

Every 20 minutes, look at something 20 feet away for 20 seconds to reduce eye strain.

It helps reduce blue light, but the cognitive stimulation from the device remains.

Verified Formula

Evaluate blue light and eye strain levels.

Daily Screen Hours

Hours before bed

Real-time clinical computation active

Awaiting Data

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Enter biometric metrics to generate report

This assessment provides statistical probability and mathematical interpretation based on validated clinical equations. It is not a diagnostic tool.

Estimates the impact of your daily digital screen use on circadian rhythms and eye health, providing recommendations for 'digital hygiene'.

Hours × (1 / Hours Before Bed)

Primary Use

Health Screening

Standard

WHO Guidelines

Complexity

Clinical Grade