(Of a muscle fiber) contracting slowly, providing endurance rather than strength.
- Mechanical efficiency depends upon the extent to which the swimmer can recruit slow-twitch muscle fibres, which are more efficient at converting chemical energy into muscle contraction than are fast-twitch fibres.
- Athletes know that building slow-twitch muscle comes from endurance training and regular exercise.
- In these cases, the myosin in the FT fibres became more like that in the slow-twitch fibres.
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