The table below lists fully habitable buildings, not observation towers. For statistics on CN Tower and other very tall structures, see our directory of TV, Radio & Observation Towers.
A detailed examination of the eye can reveal conditions such as high blood pressure or diabetes. Optometrists make a health assessment, offer clinical advice and when necessary prescribe spectacles or contact lenses. In addition, optometrists can dispense, fit and supply spectacles or contact lenses. They also supervise trainee optometrists and dispensing opticians, and medical students.
Depending on the province, an authorized Doctor of Optometry can prescribe medication to treat: 1  Bacterial and viral eye infections; 2  Eyelid infections and inflammation, such as Blepharitis and Styes; 3  Inflammation of the eye itself, such as anterior uveitis; 4  Eye pain due to dry eyes; 5  Allergic conjunctivitis;