I am allergic to dust.
Allergy
Allergies, also known as allergic diseases, are a number of conditions caused by hypersensitivity of the immune system to typically harmless substances in the environment. These diseases include hay fever, food allergies, atopic dermatitis, allergic asthma, and anaphylaxis. Symptoms may include red eyes, an itchy rash, sneezing, a runny nose, shortness of breath, or swelling. Food intolerances and food poisoning are separate conditions.
Common allergens include pollen and certain food. Metals and other substances may also cause problems. Food,
"I did all the transfer with my helmet off and I am sorry I did because the dust really bothered my eyes and throat. I was tasting it and eating it"; and "[w]hen I climbed in the tunnel I could tell there was a lot of dust in the LM and you could smell it".
NASA crew surgeon (Category IV), Dr. Bill Carpentier, observed his own, as well as Apollo mission crew members', post-flight allergic-type responses. Dr. Carpentier recalls