There is a difference between being intolerant to certain
foods and being allergic to particular foods.
Food intolerance means that a food upsets your intestines, usually due
to enzymes deficiency. A lactose deficiency, for example, causes lactose intolerance. Lactose intolerance affects 20% of Caucasian
Americans, 75% of African Americans, and 50% of Hispanic Americans. Gluten intolerance (found in wheat, rye,
barley, and perhaps oats) affects 1 out of every 150 Americans and can cause
malnutrition, premature osteoporosis, colon cancer, thyroid disease, diabetes,
arthritis, miscarriage, and birth defects.
A food allergy means that the body’s disease fighting immune
system is mistakenly called into action, creating unpleasant and sometimes
life-threatening symptoms. Peanuts,
milk, eggs, shelfish, tree nuts, fish, soy, and wheat account for 90% of food
allergies. Eight percent of children and
2% of adults have food allergies. For
some members of this group, food-based allergies may be serious or even life
threatening.
Because
allergies generally develop slowly, initial symptoms may not be fully
recognized or even associated with the food.
It takes three exposures to the allergic food to obtain a significant
food allergy reaction. The first time
someone eats a food she or he is allergic to, they may have little to no
reaction. The second time an individual
eats this food, he or she will most likely have a more observable reaction such
as breaking out in hives, itching, runny nose, burning in the mouth, and
wheezing. The third exposure can bring
on a full-brown reaction, which for peanut allergies, among others, can result
in death within minutes. There is no
cure for food allergies, and the treatment is to avoid these foods and for the
food allergy person to carry an epi-pin (epinephrine) with him or her at all
times.
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