Exceedingly common, these tiny creatures are of the genus Dermatophagoides. They are the primary source of the house dust allergens implicated in allergic, respiratory reactions such as asthma. Dust Mites feed on human skin scales and require both warmth and humidity. Mattresses and pillows provide ideal habitat.
Air bedding and thoroughly vacuum on a regular basis. If possible improve ventilation and cover mattresses and pillows with appropriate covers.
For more information also see Mites.
Use a trained professional pest controller.