Answer: isometrics

AnswerCrossword Clue
ISOMETRICSStrength-training exercises
ISOMETRICSMuscle strengthening method
ISOMETRICSForm of strength training
isometricsA system of physical exercises in which muscles are caused to act against each other or against a fixed object. Also called isometric exercise
isometricsISOMETRIC, a line connecting points of equal variations of pressure