7. Medicine Ball Overhead Slam
This move works on strengthening the abdominals and entire core plus gives special attention to the muscles of the upper back. Strengthening upper back muscles is going to help promote good posture.
1) Stand with feet hip width apart, knees slightly bent and hold the medicine ball with two hands directly overhead.
2) Slam the ball to the ground in front of you as hard as you can, engaging your abs, glutes and upper back.
3) Catch the ball after one bounce and raise it back overhead.
Repeat for 30 second. Rest for 15 seconds. Repeat again for 30 seconds.
Related: 12 Yoga Poses To Alleviate Back Pain