No. Your waist size depends upon what you eat . Russian twist exercise tones, tightens abodominal muscles & add strength to your core (abs & obliques) , but doesn’t add mass .
Do Russian twists make you boxy?
No. Your waist size depends upon what you eat . Russian twist exercise tones, tightens abodominal muscles & add strength to your core (abs & obliques) , but doesn’t add mass .