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Global Deterioration Scale

Unlock insights into cognitive decline with our guide on the Global Deterioration Scale – your roadmap to understanding and navigating dementia stages.

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By Joshua Napilay on Aug 2, 2025.

Fact Checked by Nate Lacson.

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Global Deterioration Scale Template

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Commonly asked questions

The Global Deterioration Scale (GDS) assesses individuals' cognitive decline stages, particularly in dementia.

The GDS consists of seven stages ranging from normal cognitive function (Stage 1) to severe dementia (Stage 7), offering a comprehensive framework to evaluate the progression of cognitive impairment.

The Global Deterioration Scale (GDS) was developed by Dr. Barry Reisberg and his team at New York University's School of Medicine in the 1980s.

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