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.
If you're having a vision problem, an optometrist will examine your eyes and provide you with a diagnosis. In some cases, an optometrist may prescribe corrective lenses to treat your vision problem. If you have an eye disease, such as glaucoma, your optometrist will refer you to an ophthalmologist.Optometrists also provide your vision care before and after a surgical procedure, and the optometrist may administer prescriptions and vision therapy.f you're having a vision problem, an optometrist will examine your eyes and provide you with a diagnosis. In some cases, an optometrist may prescribe corrective lenses to treat your vision problem. If you have an eye disease, such as glaucoma, your optometrist will refer you to an ophthalmologist.