Contrary to what your folks usually think, and from what you may have heard while growing up, aspirin sensitivity is not an allergy. Though, the effects and symptoms of the case can be somehow depicting and similar to those of allergies, aspirin sensitivity is not and will never be a true allergy but it is not one of the common stomach problems you suffer from it effects other areas . Though, aspirin sensitivity may result in adverse and similar to allergy type of reactions in affected persons. Usually, reported cases of aspirin sensitivity are linked to those who contract moderate to almost severe form of asthma and also to chronic sinusitis. Read more »