What is the meaning of the prefix hyper- in medical terminology?

The prefix "hyper-" in medical terminology indicates a condition that is excessive or above normal levels. It is derived from Greek, where it means "over" or "beyond." For example, in terms such as "hypertension," which refers to high blood pressure, the prefix highlights that the blood pressure is elevated compared to standard measurements. Understanding this prefix is crucial for interpreting various medical terms, as it often signifies an abnormal increase in a function or quantity, such as heart rate (tachycardia) or blood sugar levels (hyperglycemia). This foundational knowledge of prefixes empowers health professionals to analyze and communicate complex medical conditions more effectively.