Quite often we hear the warnings related to eye health as "not too close to the TV when watching it" or "do not read in low light". The warning was made to keep the vision remains good.
But whether the warnings earlier in accordance with the facts? Here's the truth about vision you need to know.
1. Sitting too close to the TV screen can damage the eyes.
This myth wrong. In fact, watch TV too close to nothing to do with damage to the eye. Commonly experienced health problems related to television is now usually cramping and fatigue. Of course both can be cured by resting the eyes.
2. Staring at a computer screen for too long can damage the eyes.
This myth wrong. This activity will not cause permanent damage, just might lead to dry eyes. But as long as you do rule "20-20", you will be spared from dry eyes. 20 minutes staring at the screen, 20 seconds looking at the farthest object you can see.
3. Never look directly into the sun.
This myth is true. Although there is no eclipse, look directly at the sun can cause solar retinopathy, which is the destruction of the retina caused by solar radiation.
4. Reading in dim light can damage eyesight.
This myth wrong. It will not damage vision, but it can lead to dry eyes, blurred vision, neck pain or back up.