ScienceJuly 14, 2026

ketosis

/kiːˈtoʊ.sɪs/

Definition

A metabolic state where the body primarily utilizes ketones for energy instead of glucose, typically achieved through dietary changes, fasting, or exercise.

Etymology

The word is derived from the chemical term 'ketone'—coined from the German 'Keton'—combined with the Greek suffix '-osis', which denotes a state, condition, or process.

In the news

The article describes 'nutritional ketosis' as a metabolic state that can be tracked via the glucose ketone index to potentially improve mitochondrial function and manage chronic diseases.

Frontiers in Science: Simple test could help track metabolic health in cancer and chronic disease

Read the full article ↗

Frontiers

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