Final answer:
Glaucoma is the medical condition of having an increase in intraocular pressure. It occurs due to a blockage in the circulation of fluid in the eye. Routine testing is important for individuals at risk.
Step-by-step explanation:
The medical condition of having an increase in intraocular pressure is called glaucoma. Glaucoma occurs when the circulation of fluid in the eye is blocked, leading to a buildup of pressure. It is important to have intraocular pressure tested routinely, especially for individuals over 40 years of age who are at greatest risk of developing glaucoma.