More specifically concerning: muscles
regimen
25 June 2003, around 8.46.
‘I am strong!’ he cried. It is true. Ford has no right to be strong, but he is. He never did his dumb-bells or played in his school fifteen. But the muscles came. He thinks they came while he was reading Pindar. —E. M. Forster, ‘Other Kingdom’ (2003.93, p. 68)