The first is mechanical: The simple act of chewing on something crunchy breaks up tartar. (fox19.com)
The simple act of chewing gum, in whatever flavor you prefer, can help lower cortisol levels, the hormone that is released during stressful situations. (fitbodyhq.com)
I started to miss the physical act of chewing and only managed to get about half of it down by the time 2 pm rolled around. (mindbodygreen.com)