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Glossary / Training
Eccentric
The muscle lengthens while producing force.
Short Definition
The muscle lengthens while producing force.
Plain-English Explanation
Eccentric means the muscle lengthens while producing force. In practice, it helps name how force, position, and motion show up in exercise.
No Lies Lifting uses it as a plain-language reference point, not a magic rule by itself. Often associated with higher force and soreness.