The Truth About Common Vision Myths

We've all heard that computer monitors can damage your vision, or that staring at the sun for too long will make you go blind. But is that really the case?

Here, we separate fact from fiction and set the record straight on four of the most commonly held beliefs regarding eyesight.

False.

It's safe—though if you have to sit close to see, you may need a new Rx.

False.

It won't cause permanent damage, but to avoid dry eye, follow the "20-20-20" rule: Every 20 minutes, look at an object at least 20 feet away, for at least 20 seconds.

True.

Even when there's no eclipse happening, staring at the sun can lead to solar retinopathy—damage to the retina from solar radiation.

False.

It won't ruin your vision, but you could get dry eye, blurred vision, or even neck or back strain.