Night Vision

It may be hard to see God as we travel through periods of spiritual darkness. But God knows the path we’re on, and he can see us.

It’s not uncommon for those north of their 60s to confess an aversion to driving at night. The usual complaint is that the glare of oncoming headlights makes it difficult to see the road, especially if it is raining. This phenomenon is a sure sign of cataracts, which is an easily treatable condition.

Even after cataract surgery, however, many of the elderly dislike nighttime driving. This is why they might be interested in so-called night driving glasses. These spectacles are usually non-prescription glasses with yellow tinted lenses. They often include some kind of anti-reflective coating. This helps prevent reflections from streetlights and oncoming headlights that cause eyeglass glare.

But there’s a catch: They don’t work very well.

According to a study published by the Journal of the American Medical Association, the data suggests “that wearing yellow-lens glasses when driving at night does not improve performance. Particularly in the most critical task: ...