A blood glucose test measures how much sugar you have in your blood. You may have a blood glucose test in a doctor’s office, laboratory, or with a fingerstick meter at home. When you eat carbohydrates ...

A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...

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A testosterone test checks the level of testosterone in your blood. Doctors use it to diagnose conditions caused by too much or too little of the hormone. People with vaginas make testosterone too, ...