Muscle cross-sectional area

Biomarker1 paper1 finding

Humans1

Upstream

1

Older-adults

downin humans1−25% smaller

1 study

Older-adults decrease muscle cross-sectional area in humans (~25% smaller).
“resulting in ~25% smaller triceps surae CSA”
Humanshealthy older adultstriceps surae
Plantar flexor muscle size, composition and strength and the redistribution of joint work in gait of healthy older adults · PeerJ · 24 Sep 2026

Latest

1

PeerJHumans28 Sep

Plantar flexor muscle size, composition and strength and the redistribution of joint work in gait of healthy older adults