2014 1E1 Group 5 - Lactose Intolerance

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Meaning / Definition

Daily products such as milks,cheese,yougurt and so forth contains a sugar/carbohydrate called lactose.Normally,with the help of enzyme lactase,the body is able to break down lactose to smaller components.Most mammals are able to stop producing lactase when they are weaned;humans,hower continues to produce it throughout life.The truth is without enough lactase,a person can have problems in the digestive system such as abdominal pain and diarrhoea.This is also known as lactose intolerence.



Causes and Effects

In this section, while using a little medical jargon as possible,


Lactose intolerance is largely genetically determined.Some of the causes includes:

1)Congenital-Lactose intolerance is normally caused by your genetic makeup have lesser lactase than usual.

2)Gastroenteritis-This can cause the intestines to be lack of lactase for a few weeks.

3)Parasitic infection-this can temporarily reduce lactase for a few weeks.

4)Iron deficiency-lack of iron in someone's diet can interfere with lactose digestion and absorption.


Some people who have lactose intolerance cannot digest any milk products as a result of the effect.







Signs and Symptoms

Symptoms of lactose intolerance can be mild , depending on how much lactase your body makes. Symptoms usually begin 30 minutes to 2 hours after eating or drinking milk or milk products. If you have lactose intolerance, your symptoms may include:




Prevention and Treatment

There is no treatment but u can always check labels for the ingredients that contains lactose such a






Link to Other Illnesses or Diseases

Lactose intolerance is linked to a disease called crohn;s disease and celiac disease.




Plagiarism is a strongly discouraged.


In this section, include the links of all websites you obtained information from to complete your health science wiki page.

For example:

WebMD (http://www.webmd.com/)