motor units

Do Sets to Failure With Light Loads Recruit More Motor Units?

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A controversial training strategy is to take sets of a given exercise to muscular failure with submaximal loads. This means that a trainee performing exercise X (e.g., bench press) will perform as many reps as possibly with a given load (e.g., 50% 1RM) until his or her muscles literally do not allow the completion of …

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Does low load training to failure recruit FT fibers similar to high load training?

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Fast, explosive movements such as jumps, sprints and rapid changes of direction require a combination of strength and power for optimal performance. These movements are largely powered by fast twitch muscle fibers. Fast twitch fibers have the ability to renew energy at a very quick rate but also fatigue quickly. A motor unit is a …

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