Simple Definition of isometrics
: exercises in which muscles are made stronger by pushing against other muscles or against something that does not move
Full Definition of isometrics
: exercise or a system of exercises in which opposing muscles are so contracted that there is little shortening but a great increase in tone of muscle fibers involved
First Known Use of isometrics
Seen and Heard
What made you want to look up isometrics? Please tell us where you read or heard it (including the quote, if possible).