Six weeks of isometric resistance training led to evidence of corticospinal but not reticulospinal adaptation in previously untrained adult males

Simon Walker, Katherine E J Keogh, Meghan Tanel, Aidan S W Baker, Anne M E Baker, Dawson J Kidgell, Stuart N Baker · 2026

Read Six weeks of isometric resistance training led to evidence of corticospinal but not reticulospinal adaptation in previously untrained adult males by Simon Walker, Katherine E J Keogh, Meghan Tanel, Aidan S W Baker, Anne M E Baker, Dawson J Kidgell, Stuart N Baker (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13541792.txt.

Description

Simon Walker and co-authors test which brain path adapts during strength training in a 2026 study. A recent idea credits a brainstem path, not the main cortex path, for the neural gains from lifting. Thirty-nine untrained young men trained with steady holds for six weeks, in two styles, against a control group.

The training groups grew stronger and faster at building force, by about 27 and 60 percent. Brain signals from the cortex path shrank, and its quiet period shortened, pointing to less cortical braking. Signs tied to the brainstem path gave mixed, clashing results. The authors urge tests of other training forms and longer spans before the question settles.

Catalog record

CREATORSimon Walker, Katherine E J Keogh, Meghan Tanel, Aidan S W Baker, Anne M E Baker, Dawson J Kidgell, Stuart N Baker
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE47 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC13541792

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