Opera glasses. Mother of pearl opera glasses and leather case. Opera glasses, also known as theater binoculars or Galilean binoculars, are compact, low-power optical magnification devices, usually used at performance events, whose name is derived from traditional use at opera performances.
A role for vitamin D in inflammation is supported by studies in laboratory animals. In particular, mice lacking the vitamin D receptor or the vitamin D activating enzyme, 25-hydroxyvitamin D3-1-hydroxylase, have increased susceptibility to inflammation, especially inflammation of the gastrointestinal tract (61-63).
Vitamin D. Adequate amounts of vitamin D can prevent inflammation of the gums. It is also beneficial to the absorption of calcium, which is necessary for both the development and maintenance of healthy teeth. The best source of vitamin D is sun exposure, but you can also get this nutrient in cheese, milk and fatty fish.