This is an excellent question. Allergies are inherited.The ante-natal care that your adopted children had would not affect the inheritence of their tendency to be allergic. One or other or even all of the natural parents of your adopted children must be allergy sufferers. Often this is not mentioned in the adoption papers.The tendency of your children to pick up infections so easily may be due to a temporary immunoglobulin deficiency. It would be worthwhile asking your doctor to check your children's IgA, IgG and IgG subclass levels.
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