There are many reasons to keep the neck muscles supple and fluid. A tight neck can create challenges through the jaw, the salivary glands, the teeth, the tongue, the skull, the back and more. Using these three exercises will change the way the neck relaxes, the way it moves on top of the shoulders, and the way mobility can reach. Taste, smell, speech, swallowing and more are all affected by the way the neck can move. Shoulder checking, watching activities, sports, walking, running, dancing and more all affected by the health of the neck.