Demodex mites are tiny eight-legged parasites that mostly live in hair follicles and oil glands on your face, neck, or chest. As alarming as this may sound, they’re generally harmless.

Eye mites, or Demodex, are microscopic organisms that live at the base of your eyelashes. Most people have them but in some cases the tiny arachnids can cause Demodex blepharitis, which is a ...