Plantaris muscle fiber number

1. Wheel running increases plantaris muscle fiber number in mice (1 591±80 fibers in OE versus 1 288±92 fibers in OS).

   “this decrease was attenuated in the OE group (1 591±80 fibers) (P<0.05).”

   AnimalsCompared with old-sedentary micespontaneousplantaris muscleFrom 3 to 24 months of agemalesn = 6

   Life-Long Wheel Running Attenuates Age-Related Fiber Loss in the Plantaris Muscle of Mice: a Pilot Study

   International journal of sports medicine·Feb 29, 2016

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