Blepharitis is an inflammation that causes a burning sensation and itchines

Blepharitis is an eye disorder in which the eyelids are inflamed. The condi

The immune system reacts against foreign substances that enter the human bo

An allergy is a reaction by the human immune system to anything that is not

The role of the body's immune system is to fight bacteria and other disease

Allergies are hypersensitive immune responses to foreign substances like po