isometric exercise   (TTS Sound)

The isometric_exercise has 1 Senses.

• isometrics, isometric exercise
• アイソメトリックス
• 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)
• 動きなしで抵抗に対して筋肉の収縮（筋肉が収縮するが筋肉の長さは変わらない）を行う筋肉増強トレーニング（または筋肉増強のシステム）