oAβ

oAβ has no effect on physical performance change in humans.

“we found no statistically significant associations between baseline NT1, NfL, or oAβ and two-year changes in physical performance.”

HumansBaseline plasma biomarker; adjusted analysis2 years49.3% womensn = 506

Plasma biomarkers of neurodegeneration and physical performance in older adults

GeroScience·14 Oct 2026