Short answer is yes; you should definitely be training your neck muscles. Imagine a person with a muscular physique and a skinny neck commonly termed as pencil neck; it just doesn't look right.
The neck is one of the most important and underrated muscle group for aesthetics. Neck training needs to be an integral part of your program, whether you're an athlete or not.
A strong neck will contribute to overall functional strength and a more balanced and powerful looking physique. Regular neck training will also help strengthening what is typically one of the weakest muscle groups in your upper body, thereby preventing the injuries that can occur from heavy overhead weight-lifting exercises.
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