Training Theory
Training for the Adaptation You Actually Want: A Specificity Framework for Strength, Size, and Endurance
The SAID principle emphasizes that your body adapts specifically to the demands placed upon it. This article details how to align training variables like load, repetitions, and exercise selection with specific goals such as maximal strength, muscle hypertrophy, and muscular endurance for optimal adaptation.
Hana Kim·October 21, 2026
