Lips and Cheeks
Your lips and cheeks are made up of muscles that not only give you the ability to pucker up for a kiss, but also help shape your facial expressions - both happy and sad. Lips let air into your mouth for breathing and, together with cheeks, help you speak. They also keep food and saliva in your mouth while chewing. Ultimately, these strong muscles guide and keep your teeth in their proper positions.
To read the entire article by Donna Pleis, please visit Colgate.com