subject: How the Tooth Fairy and the Sandman met [print this page] Furthermore, a Laurel, MD Dentist also says a germ-free environment creates no possibility for bacteria and viruses to grow and create complications inside the body. Positive habits like exercising, dieting and clean living can build a good immune system and an effective reinforcement essential for the well-being of the body. Also, creating a good and conducive environment to sleep in can help reduce the occurrence of sleep apnea. Regular visit to the dentist must be observed to ensure that the teeth is cleaned and cleared from any problems.