The core muscle group on which Russian twist works is your abs and side or obliques. But that’s not all, this exercise also works on your glutes, lower back, and traps . So, all in all, it takes care of your upper body.
The core muscle group on which Russian twist works is your abs and side or obliques. But that’s not all, this exercise also works on your glutes, lower back, and traps . So, all in all, it takes care of your upper body.