AMRAP
Also known as: As many reps as possible
In strength training, AMRAP usually means "as many repetitions as possible": one set is continued for as many valid repetitions as the defined load, technique standard, and stopping rule allow. In timed circuits, including many CrossFit workouts, the same acronym can instead mean "as many rounds as possible." The two formats should be identified separately because they measure different tasks.
An AMRAP set is useful only when "possible" has a clear boundary. It may end at technical failure, when the next repetition would no longer meet the required range of motion or execution standard. It may end at a target reps in reserve, or at momentary muscle failure. These endpoints are not interchangeable, and AMRAP does not automatically require an unsafe attempted repetition.
For example, a program may prescribe a final set at a fixed weight with as many clean repetitions as possible while leaving one repetition in reserve. The result can guide a later load adjustment or provide a performance marker. To compare it with an earlier set, keep the exercise, load, equipment, technique, and stopping rule similar. An AMRAP result is not a personal record merely because it feels difficult; the conditions and metric must be comparable.
Repeated maximal-effort AMRAP sets add fatigue and can make later performance less predictable. A systematic review and meta-analysis found no clear hypertrophy advantage from training to momentary failure over non-failure training, especially when training volume was equated. AMRAP should therefore serve a defined programming purpose rather than appear in every exercise by default.
Choose exercises for which fatigue can be managed and the end point can be judged reliably. Machine and isolation exercises may be easier to take close to a limit than technically demanding free-weight lifts performed without safeties. In an "as many rounds" CrossFit workout, pacing, transitions, and exercise order affect the score, so that result should not be interpreted as a direct measure of repetition strength.