Glossary
Eccentric
The eccentric phase is the lengthening part of a lift — when the muscle resists while being stretched.
Examples: lowering into a squat, lowering the bar in a bench press. Drives most muscle damage and DOMS.
Also known as
eccentric phase, negative
Related terms
Concentric
The concentric phase is the shortening part of a lift — when the muscle contracts to move the weight.
DOMS
DOMS is delayed onset muscle soreness — the dull soreness that peaks 24 to 72 hours after training.
Tempo
Tempo is the speed of a lift — how long each phase (lower, pause, lift, pause) takes.