Lenny didn't seem to notice the time passing, nor the pain in his hand as the Muscles tired.
"The Foreign Hand Tie"
Gordon Randall Garrett
The Muscles of his hands and limbs became like steel.
"In Desert and Wilderness"
Henryk Sienkiewicz
Thus aching Muscles were persuaded to do double duty without sending up a cry of tired feeling.
"My Attainment of the Pole"
Frederick A. Cook