Are cataracts cause of decreased night vision?

Yes: Besides affecting your visual acuity, cataracts can also cause a halo effect around light sources making it difficult to see in low light conditions such as when driving. Your ophthalmologist can assist you in deciding when it's appropriate to remove your cataracts and replace your intraocular lens. It's a very common & low risk procedure, typically performed as an outpatient.

Commonly: Cataracts place a barrier between light in put and your retina. This is a greyish white deposit in the lens which can capture oncoming light like car headlights which glare out the vision. This can be an early warning that cataracts are developing. See your ophthalmologist if you have developed this symptoms as cataracts are well treated with current technology.