There are many problems can cause eye allergies, and dust mites is one of them. Pet hair or dander, dust mites and molds are the most common indoor allergens, which can cause eye allergies. Those allergens can makes your eyes itching, red, tearing, or burning. Avoid contact those allergens which can cause your eye allergies.
There are lots of reasons can cause eye allergies, immune system deficiency may be the primary one. Other causes include organisms such as dust mites and molds. The Mayo Clinic in America estimates1 the average bed contains between 100,000 to 10-million dust mites.
So, you can see that it's pretty hard to avoid the dust mites. The best method for you may be enhance your immune system.