Metabolism is the process by which your body converts what you eat and drink into energy. During this complex biochemical process, calories in food and beverages are combined with oxygen to release the energy your body needs to function.
Closed-angle glaucoma is more common in women. Glaucoma has been called the silent thief of sight because the loss of vision usually occurs slowly over a long period of time. Worldwide, glaucoma is the second-leading cause of blindness after cataracts.
1 Like POAG, normal-tension glaucoma (also called normal-pressure glaucoma, low-tension glaucoma or low-pressure glaucoma) is a type of open-angle glaucoma that can cause visual field loss due to optic nerve damage. 2  But in normal-tension glaucoma, the eye's IOP remains in the normal range. The cause of normal-tension glaucoma is not known. 2  But many doctors believe it is related to poor blood flow to the optic nerve. 3  Normal-tension glaucoma is more common in those who are Japanese, are female and/or have a history of vascular disease.