Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

Primary aging refers to the simple and fairly universal effects of biological aging. Examples being wrinkles, loss of muscle mass, slowing of physical prowess and others. The distinction between primary and secondary aging can be blurred by the presence of genetic influence and diseases associated with advancing age.

PRIMARY AGING: "Lois' slower times in the 40 yard dash were an excellent example of primary aging."

More On This Topic

Link to This Definition

Did you find this definition of PRIMARY AGING helpful? You can share it by copying the code below and adding it to your blog or web page.