Although eye blinking is a natural bodily function, too much eye blinking can be irritating. Apart from this, more frequent eye blinking can also signify some serious eye issues. A few of the most common causes of frequent or abnormal blinking of the eye include – eye irritation, irritants in the air, dry eyes, and inflammation of the iris or eyelid. In addition to this, corneal abrasion can also be a common eye blinking reason. Hence, you should not avoid the issue and immediately consult your eye care professional.