What Causes Bad Breath-TedED

What is the ancient Jewish Talmud's view on bad breath?

• It is considered a minor issue

• It is considered a sign of good health

• It is considered legal grounds for divorce

• It is considered a blessing

What do bacteria in the mouth feed off of?

• Plastic and metal

• Sugar and salt

• Water and air

• Mucus, food remnants, and dead tissue cells

What are some of the foul-smelling byproducts of bacteria in the mouth?

• Helium and argon

• Carbon dioxide and methane

• Oxygen and nitrogen

• Hydrogen sulfide and cadaverine

Why do humans have a sensitivity to foul-smelling odors?

• To identify different types of bacteria

• To warn of rotten food and disease

• To attract potential mates

• To enjoy the smell

What is the main cause of bad breath in most cases?

• Stomach issues

• Dental problems

• Nasal conditions

• Liver disease

What is the biggest challenge in determining how our breath smells?

• The difficulty in finding a friend to ask

• The lack of research on the topic

• The inability to smell our own breath

• The lack of technology

What is the most effective way of finding out how your breath smells?

• Smelling your own breath

• Taking a deep breath and asking a friend

• Using a breathalyzer

• Using a mirror to check your tongue

What is the best way to remove many of the bacteria causing bad breath?

• Using mouthwash only

• Eating a large dinner

• Using a toothbrush only

• Using a plastic scraper on the back of the tongue