Dr. Amar Pattani, family dentist at Main Street Smiles at 312 W Main Street in Barrington, joins John Williams to answer all of your dental health questions. Dr. Pattani tells John what sugar does to your teeth, what you should look for when you buy toothpaste, dental floss, and mouthwash, and if he agrees that the state of Illinois has the best dental health in the country.