1. According to a recent report in Scientific American, what's the leading cause of lingering bad breath?

a. Smelly foods
b. Bacteria in the mouth
c. Gum disease
d. Rotting teeth

2. Unpleasant breath odors often come from places other than the mouth, such as the stomach.

True
False

3. If your breath ever turned really horrible, you could probably taste it or smell it.

True
False

4. Brushing your teeth is the single most important thing you can do to avoid bad breath.

True
False

5. People with dry mouths are especially likely to have bad breath.

True
False

6. Which of these is the LEAST effective way to freshen chronically bad breath?

a. Sucking on breath mints
b. Using antiseptic mouthwash
c. Flossing
d. Eating regular meals, including a good breakfast.

7. Garlic is so strong it can show up on your breath after you rub it on the soles of your feet.

True
False