The ear has a self cleaning system the skin layers lining the ear canal interact with the oils produced by the ceruminous glands and move to the surface of the ear in the form of ear wax when this selfdefence and cleaning system can no longer function a wax plug can form resulting in various ear related problems hopi ear candling removes the wax plug helping to alleviate pressure build up hopi candling also benefits asthma congestion hayfever headaches and migraines