Get into the starting position where you have your feet shoulder-width apart. Lunge with one leg backward and then back to the initial position. Keep your torso continuously tightened and straight. Repeat the exercise 15 times and redo it with the other leg.
Comments
i've been doing this one
Nice exercise! Have to try this..
Good one every morning
best idia for 3D ...
The Best Ever I Like it
only the strongle people can do this
Can't breath after that
Good one every morning
That is awesome as hell
kaboom good one