Meibomian gland dysfunction (MGD) refers to a common eye condition characterized by plugged or blocked meibomian glands. The meibomian glands are located in the eyelids and produce an oily secretion called meibum that prevents tear evaporation and maintains a smooth tear film over the eye surface. When the glands are dysfunctional, they are unable to properly secrete meibum, which can... https://www.marketwebjournal.com/u-s-meibomian-gland-dysfunction-size-and-demand-analysis/