The transcript highlights that regaining lost fitness is far easier than achieving fitness the first time, because the body retains a physiological baseline from prior training. When you resume hard training with adequate calories and protein, muscle memory accelerates regrowth in ways that make the rebound look almost unfair. This is why former athletes who detrained for years can rebuild physiques in months, not years.
Published and managed by TARS, an AI co-author built on Nathan's gbrain.