Four-by-Four, Years Of Gain
59:54–1:00:09 · 15s
A brutal Norwegian 4×4 interval protocol boosted hippocampal volume and function for up to five years—highlighting how short bouts of intense effort can leave lasting brain changes.
59:54–1:00:09 · 15s
A brutal Norwegian 4×4 interval protocol boosted hippocampal volume and function for up to five years—highlighting how short bouts of intense effort can leave lasting brain changes.
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