Allergies can cause inflammation in your lungs. This inflammation can result in coughing, wheezing, shortness of breath, and other... symptoms.
The symptoms of allergies, such as nasal congestion and watery eyes, come from inflammation of your body tissues. Allergies can also cause inflammation in your lungs. This inflammation is the result of your body’s misguided attempt to protect itself from the allergens.
Allergies can cause lung problems. Exposure to allergens can cause allergy-induced asthma, a condition in which the airways swell and produce extra mucus.

Children and adults can develop different types of skin conditions. Skin disorders can occur for many reasons. One of the causes... is allergies.
An allergic reaction happens when the immune system has an unusual reaction to a harmless substance. The job of immune system cells is to find foreign substances, such as viruses and bacteria, and get rid of them. Normally, this response protects us from dangerous diseases. People with skin allergies have over-sensitive immune systems. They can develop allergic skin rashes and other conditions due to proteins found in food, pollen, latex, drugs or other things. The substances that cause allergic reactions are allergens.

Clinical features of gastrointestinal allergy include diarrhea, vomiting, abdominal pain and colic, intestinal hemorrhage and... malabsorption as well as symptoms and signs outside the gastrointestinal tract such as chronic rhinitis and asthma in the respiratory system, urticaria, angioedema and eczema as dermatological signs, headache, insomnia, hyperkinesis as central nervous system manifestations, failure to thrive and anaphylaxis as constitutional reactions. Milk allergy was discussed as an example of food allergy. Immunology of the gastrointestinal tract was presented, with examples of four types of hypersensitivity reactions, and gastrointestinal disturbances of immunodeficiency disorders and syndromes were named. Lastly, the autoimmune mechanism and the gut were described, with particular discussion of ulcerative colitis as an example of an autoimmune disease.