NIH MeSH · D000368Named Groups

Aged

Also known asElderly

Definition

A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available.

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Adult

A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOU…

Centenarians

Persons 100 years of age and older.

Frail Elderly

Older adults or aged individuals who are lacking in general strength and are unusually susceptible to disease or to other infirmity.

Source: NIH MeSH 2026 (D000368) — National Library of Medicine, public domain. View official MeSH record ↗