Abdominals · Activation
Rectus abdominis, upper part
Do you often feel pain low in your back, beside your spine, especially after sleeping?
Train only your weaker side, the side your self-check found. Hold each activation for 8 to 15 seconds.
Do you often feel pain low in your back, beside your spine, especially after sleeping?
Train only your weaker side, the side your self-check found. Hold each activation for 8 to 15 seconds.
