False. All squares are rhombuses, but not all rhombuses are squares. A square is a parallelogram with four congruent sides and four right angles. A rhombus is a parallelog â¦ ram with four congruent sides, but it doesn't necessarily have to have right angles. 12 people found this useful.
Age-related macular degeneration, often called AMD, usually affects older adults and results in a loss of vision in the center of the visual field (the macula) because of damage to the retina. It occurs in âdryâ and âwetâ forms, and is a major cause of blindness and visual impairment in adults over 50 years of age.
1. Glaucoma is a leading cause of blindness. Glaucoma can cause blindness if it is left untreated. And unfortunately approximately 10% of people with glaucoma who receive proper treatment still experience loss of vision. 2. There is no cure (yet) for glaucoma. Glaucoma is not curable, and vision lost cannot be regained.