fast-twitch

Or fast·twitch

[fast-twich, fahst-]

adjective

Physiology.

1. of or relating to muscle fiber that contracts relatively rapidly, utilized especially in actions requiring maximum effort of short duration, as sprinting (slow-twitch ).

Example Sentences

Beauden Barrett and Damian McKenzie use their combination of fast-twitch fibres and game-smart grey matter to flip-flop between the two play-making roles down in New Zealand.

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Another built on the high prevalence of sprint-aiding fast-twitch muscle fibres, which tire easily but contract quickly, among black populations.

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Prime among them was "a higher percentage of fast-twitch muscle fibres", which are less dependent upon oxygen.

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Age-related loss of a specific fast-twitch muscle fibre subtype, key for explosive muscle performance, was also observed4.

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These included a shift in slow-twitch muscle fibres to express genes characteristic of the lost fast-twitch subtype, and increased regeneration of remaining fast-twitch fibre subtypes.

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