papillae

An Old Habit Seems New Here's an idea that may be new to you. Did you ever think of brushing your tongue? Actually, tongue-brushing is an ancient practice. Our ancestors considered it part of their daily hygiene. Yet many people today aren't aware that their tongue needs brushing as much as their teeth do. In fact, it may be the dirtiest part of the mouth! Thousands of bacteria breed on the many tiny papillae (small bulges) of the tongue. And if they aren't brushed [...]