Lactose Intolerance Causes, Symptoms, Diagnosis and Treatment

What is lactose intolerance? Lactose intolerance is an inability to digest and absorb lactose (the sugar in milk) that results in gastrointestinal symptoms when milk or products containing milk are drunk or eaten. What causes lactose intolerance? Lactose is a larger sugar that is made up of two smaller sugars, glucose and galactose. In order for lactose to be absorbed from the intestine and