Health Glossary

Demystifying medical language. Browse or search for clear, human-centered explanations of common medical terms.

Gene

A functional unit of genetic information consisting of a sequence of DNA or, in some viruses, RNA that contributes to…
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Genetics

The branch of biology concerned with genes, heredity, genetic variation, and how genetic information is transmitted and expressed. Genetics examines…
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Genome

The complete set of genetic material of an organism, cell, or biological entity. A genome contains the genetic information needed…
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Gland

A gland is a specialized group of cells or an organ that produces and releases substances for use elsewhere in…
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Global Warming

Global warming is the long-term increase in Earth’s average surface temperature, primarily caused by human activities that increase the concentration…
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Gynecology

The branch of medicine concerned with the health, diseases, and disorders of the female reproductive system and related aspects of…
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