What is the disease caused by the air conditioner? The United States Environmental Protection Agency previously explained in a report about this: working or living in a building with an air conditioner but the ventilation is inadequate, the risk of developing "sick building syndrome" increases. Finds. This term is used to describe the common symptoms of a complication that the residents of a building experience as a result of spending a long time in a particular building. In general, this disease is a set of nervous, excitatory, respiratory, skin and sensory symptoms that cannot be considered as caused by another disease, and the affected person has symptoms such as headache, dry cough, dizziness, nausea, difficulty concentrating, fatigue and There is sensitivity to smell. "Science ABC" also mentioned in a similar report that when the air conditioner is not properly maintained or repaired, it is likely to become full of bacteria and mold, and as a result, it may release polluted air into the environment. Heating, air conditioning and air conditioning devices are designed to purify indoor air pollutants, but if their filters are not properly cleaned, they become a suitable space for air particles and bacteria to multiply. This may cause asthma, allergies and other respiratory symptoms. A representative of the Public Health Department in California said in this regard: Contaminated air conditioner filters may be contaminated with mold, fungus or other microorganisms. Therefore, it is likely to cause respiratory problems in some residents of the building, especially those who are sensitive to mold. A type of pneumonia that is caused by an air conditioner Last year, Dr. Nathan Spence also explained the reason for this phenomenon in a video: There is a type of pneumonia that is caused by an air conditioner. Contaminated air conditioners in hotel rooms create conditions that lead to a type of disease called Legionnaires&#۳۹; disease. This disease is caused by an unusual chest infection and its treatment requires antibiotics. According to the US Center for Disease Control and Prevention (CDC), Legionnaires&#۳۹; disease is a serious type of pneumonia that is caused by the bacteria "Legionella" and is transmitted by inhaling water droplets from places such as air conditioners or hot tubs.