milk allergy is a reaction of insecurity body against one or more of milk protein. Milk allergy is the case of allergy to the most popular foods in children. In addition to cow’s milk, goat’s milk and sheep’s milk can also cause allergic reactions. Usually, children start experiencing allergy at the age of 3 years. milk allergy usually occur a few minutes to a few hours after consuming milk. Symptoms of milk allergy range from mild to severe. Allergy symptoms can include difficulty breathing, vomiting, red itchy spots on the skin and digestive problems. In rare cases, milk allergy can cause anaphylaxis (severe life-threatening reactions).
from Wikipedia: milk allergy is a food allergy, an adverse immune reaction to a food protein that is normally harmless for non allergic individual. Lactose intolerance is a non-allergic sensitivity to foods, and comes from a lack of production of the enzyme lactase, needed to digest the predominant sugar in milk. Adverse effects of lactose intolerance usually occurs after much higher levels of milk consumption to adverse effects of milk allergy. Lactose intolerance is considered normal for most adults on a scale worldwide state and is not typically considered to be a disease condition.
Symptoms of allergy to cow’s milk is almost the same as the other symptoms of food allergy. Usually, it will attack the skin, gastrointestinal and respiratory tract. Reaction acute (short-term) that often occurs is itching of the skin. While reaction chronic (long-term) that occurs is asthma, dermatitis (eczema skin) and gastrointestinal disorders. There are three patterns of allergy to milk protein clinical response in newborns, namely:
The causes of milk allergy
All milk allergy is caused by the malfunction of the body’s immune system. Immune system identifies the milk protein is harmful to your body, causing the production of immunoglobulin E (IgE) to neutralize the protein (which is considered as allergens). From now on, if in contact with these proteins, these IgE antibodies will know and send signals to the body’s immune system to release histamine and other chemicals. Histamine and other chemicals cause a variety of signs and symptoms. Take the role of histamine in allergic reactions, including runny nose, itchy eyes, sore throat, rash, itchy rash, nausea, diarrhea, shortness of breath and anaphylaxis.
There are two types of proteins cow’s milk may cause an allergic reaction:
you or your child may have an allergy to milk protein only, or both. This protein is not only found in milk, but also in food. Moreover, most of them are having a reaction to cow’s milk are also allergic to milk from sheep, goat and buffalo milk. Those who have an allergy to cow’s milk may also be allergic to soy milk.
prevent milk allergy
There is no sure way to prevent food allergies occur first. But you can prevent signs and symptoms by avoiding foods that cause allergies. If you know or your child is allergic to milk, be sure to avoid dairy products. You know what you or your child to eat and drink. Read food labels.
Several studies have shown that breastfeeding for the first four months old babies can help prevent milk allergy. In children who have an allergy to milk, breastfeeding and the use of hypoallergenic formulas (formulas based enzymes to destroy the milk protein) can prevent allergic reactions.
Symptoms of milk allergy, causes and how to prevent , article source: http://www.gethealthiness.com/2015/02/milk-allergy-symptoms-causes-and-how-to.html