Skip to main content
检查症状
20-20-20 Eye Strain Break Timer
Screen Health

20-20-20 Eye Strain Break Timer

Follow the 20-20-20 rule to reduce digital eye strain from screens

Dr. Priya Sammani MBBS
Medical Verification:
Dr. Priya Sammani, MBBS, PG Dip. FM
Updated on: April 2026
Advertisements
Advertisements

❓ Frequently Asked Questions (FAQ)

20-20-20 රීතිය කියන්නේ මොකක්ද?
ස්ක්‍රීන් එකක් දිහා බලන් ඉන්න හැම විනාඩි 20කට සැරයක්ම, අඩි 20ක් (මීටර් 6ක්) විතර දුර තියෙන දෙයක් දිහා තත්පර 20ක් වත් බලන්න. ඒකෙන් ඇසේ නාභිගත කරන මාංශ පේශි වලට විවේකයක් ලැබෙනවා.

🔗 Other Related Calculators

Ergonomic Desk Height CalculatorErgonomic Desk Height CalculatorUV Index & Sunscreen Reapplication TimerUV Index & Sunscreen Reapplication TimerVitamin D Sun Exposure CalculatorVitamin D Sun Exposure CalculatorRepetitive Strain Injury Risk AssessmentRepetitive Strain Injury Risk Assessment
⚕️ For educational purposes only🔒 No data is stored✅ Completely Free

Medical Disclaimer: These calculators are provided for educational purposes only and are not a substitute for professional medical advice. Always consult a qualified physician regarding any health concerns..