The most common symptoms of bad air quality in the house are eye, nose, and throat irritation, difficulty breathing, headache, and nausea. Other symptoms include chest pain, coughing, sneezing, and skin problems. If you experience any of these symptoms, it's a good idea to have your home's air quality tested.

Symptoms of poor air quality in the home can include headaches, nausea, dizziness, tiredness, and respiratory problems such as asthma or bronchitis. If you are experiencing any of these symptoms, it is important to determine the source of the problem and take steps to address it. Some common sources of indoor air pollution include cigarette smoke, mold, pet dander, and chemical fumes from household products.