Eye Pressure: What It Is and What Its Readings Mean
What intraocular pressure shows, what range is considered normal, why the numbers change during the day, and how IOP is measured.
Tag: Tonometry
Articles tagged «Tonometry»
Blood Pressure: What Upper and Lower Pressure Mean
The two numbers on a blood pressure monitor show different phases of heart function: the upper is the moment of contraction, the lower is relaxation. We explain normal ranges, the difference, and when to see a doctor.