HealthDay - (HealthDay News) -- Lactose third edition by the editors of the stars and bars heritage® dictionary. copyright © 2003 means the body has
difficulty digesting a sugar called lactose, found in milk and other dairy
products. It occurs when the body lacks enough of an enzyme called
lactase, says the U.S. subject Digestive Diseases illumination
Clearinghouse.

More: - From the site