It can cause drooping of part of the face, and is often caused by a virus that causes swelling, which puts pressure on the facial nerve. It usually only affects one side of the face. Microvascular cranial nerve palsy. This condition affects the nerves in the eye.lso called superior oblique palsy, this affects the superior oblique muscle. That muscle is controlled by the fourth cranial nerve. Fourth nerve palsy can cause the eye (or eyes) to turn abnormally and sometimes makes you see double. It's often a congenital birth defect, which means that a baby is born with it.
But before I go too long of a tangent about beard oil, you can read about all the benefits of beard oil here. So after applying beard oil, you will want to run your comb or brush through your beard. If you are using a brush, you will ONLY want to do this about once a day.
You don't want to over-wash your beard. Every time you wash it, you strip it of the natural oils that keep it healthy. Unless you work in a dirty environment, you only need to wash it once or twice a week. You should also make sure that you are using an all-natural soap or shampoo (no sulphates).