Improving trunk rotation.

Figure 1 Kneeling trunk rotation (a) start position (b) final position. Sports such as tennis, golf, baseball, and hockey each involve a tremendous amount of trunk rotation. It is not just striking sports, but also throwing, kicking, running, swimming, skiing, etcwhichall require yourbody to rotate throughyour core. In order to transmit forces from your bigger, stronger leg muscles to your arms, trunk rotation is needed. Back injuries, oblique abdominal strains, rotator cuff problems, and even reduced performance can directly result from diminished mobility in trunk rotation. This selfcare article shows a very simple trunk rotation exercise that can be performed as a warm-up or part of a daily stretching routine. Another benefit of trunk rotation training is that it can help improve to posture. A slouched posture with rounded shoulders will quickly straighten up with these simple stretches.