Among oldest of all terrestrial animals are mites, with known fossils nearly 400 million years ago, 3 main lineages are: Parasitiformes, Opilioacariformes and Acariformes. A small fraction of about 45,000 mite species have been reported (5%) of species alive in these days. The cause of health-related problems is recognized by more than 250 mite's species for domestic animals and humans. There are 2 significant diseases of human for which mites serves as the principal vectors i.e., rickettiralpox and tsutsugamushi. Acarophobia or an abnormal mite fear may also be reported. Present studies...