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 A was also given as 50,000 IU daily for three weeks; however, further research concluded that there was a lack of convincing evidence that vitamin A is effective for treating any type of arthritis. For breast cancer, 1,000-6,000 milligrams of retinol and 3,000 IU-10,000 IU of vitamin A has been taken daily.