Base-building

/beɪs ˈbɪldɪŋ/ noun

The foundational phase of training that develops aerobic capacity, general strength, and movement patterns before more intense, specific training begins. This period emphasizes volume over intensity to create a fitness foundation.

From Old French 'base' meaning foundation, combined with Old English 'byldan' meaning to construct. The compound term emerged in endurance sports coaching in the mid-20th century as coaches recognized the importance of systematic fitness development.

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