Screen Time Impact Calculator
Estimate the health impact of your daily screen time including eye strain, sleep disruption, and sedentary hours.
Total Daily Screen Time
11.0 hours
Total Daily Screen Time vs Work Screen Time
Fórmula
## Screen Time Health Impact ### Impact Scoring - Each hour of screen time adds 5 points - Screen use before bed adds up to 15 points for sleep disruption ### The 20-20-20 Rule Every 20 minutes, look at something 20 feet away for 20 seconds to reduce eye strain. ### Guidelines | Score | Impact | |---|---| | 0-30 | Low impact | | 31-55 | Moderate (use 20-20-20 rule) | | 56-75 | High (consider reducing) | | 76+ | Very high (take action) |
Ejemplo Resuelto
8 hours work + 3 hours leisure, screens until bedtime.
- 01Total screen time = 8 + 3 = 11 hours
- 02Impact score = 11 x 5 + 15 = 70 (High)
- 03Yearly hours = 11 x 365 = 4,015 hours
Preguntas Frecuentes
How much screen time is too much?
There is no universal limit for adults, but more than 2 hours of leisure screen time is associated with lower well-being. Take regular breaks and avoid screens before bed.
Does blue light affect sleep?
Yes. Blue light from screens suppresses melatonin production. Avoiding screens 1-2 hours before bed or using blue light filters can improve sleep quality.
What is computer vision syndrome?
Also called digital eye strain, it includes symptoms like dry eyes, headaches, blurred vision, and neck/shoulder pain from prolonged screen use. The 20-20-20 rule helps prevent it.
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