Brushing your teeth at least twice a day prevents plaque formation. However, food can be trapped between teeth and at gum lines. A regular flossing habit is needed to remove this. Bacteria can lodge in your tongue. So be sure to brush it after your teeth.
Salivary flow is decreased during night time and during sleep.
Saliva has a natural antibacterial action, and when you have least of it, bacterial proliferation is increased. Chewing on sugarless gum or candy can step up salivary flow. When brushing every after meal is a burden, rinse always with plenty of water. This aids in reducing food particles that are impacted in the teeth. Munching on crunchy vegetables and fruits produces a polishing action teeth and a massaging action on your gums.