If this was asked a few years back, probably you would have stopped to think as to could this be done. But now with technology advancing by leaps and bounds this is possible.

With the Aqua FMSnorkel  this is possible. It uses unique bone conduction technology that allows the user to listen to their favorite radio station while swimming or snorkeling.

Completely safe, simply put the mouth piece in and bite down. The sound is conducted through the teeth and into the inner ear, providing clear, amazing sound. No wires. No headphones."

Dental x-rays are used to create detailed images of a patient's teeth and mouth. X-rays are often used to monitor tooth growth and development. X-rays reveal tiny pits of decay in the teeth that may not be evident during a visual examination. X-rays can also be used to detect decay under existing fillings or other dental restorations, as well as damage to such restorations and the following:

Abnormalities such as cysts, infections and both benign and malignant tumors
Bone abnormalities associated with diseases
Infection, death of the nerve or other problems associated with the teeth and bones
Injuries to the teeth or jaw (e.g., fractures)
Periodontal (gum) disease                                                                                                                   impacted teeth
Extra teeth

dental x-ray to help prepare and place dental restorations such as crowns, fillings, dental implants, and  dentures.

Mouth guards are  flexible plastic devices that protect a person's teeth and mouth from injury during athletics and other activities. In addition, mouth guards are sometimes recommended by a dentist for patients who excessively grind their teeth and to help treat TMJ disorder.

There are three different types of mouth guards:

stock mouth guards, boil and bite mouth guard, custom -fitted mouth guard.

Cosmetic mouthwashes- Most over-the-counter commercial mouthwashes fall into this category. In most cases, they are designed to mask bad breath (halitosis),  rinse debris from the teeth and gums and temporarily reduce the amount of bacteria in the mouth.