saliva

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The science behind morning breath

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Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

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An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

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Franklin D. Roosevelt, who formulated the Four Freedoms.

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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

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saliva: Media

biochemistry

Videos

The science behind morning breath

The science behind morning breath

Learn what causes bad breath and how to prevent it.

Video: © American Chemical Society (A Britannica Publishing Partner)

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