. . "isometrics"@en-us . . . "isometrics"^^ . "isometric exercise"@en-us . "0"^^ . . . . "00627849-n"^^ . "muscle-building exercises (or a system of musclebuilding exercises) involving muscular contractions against resistance without movement (the muscles contracts but the length of the muscle does not change)"@en-us . . . "100592799"@en-us . "muscle-building exercises (or a system of musclebuilding exercises) involving muscular contractions against resistance without movement (the muscles contracts but the length of the muscle does not change)"@en-us . . "0"^^ . . . "100627849"^^ .