Indoor Allergies: Causes, Symptoms, and Prevention Guide Indoor allergies are a common problem, affecting millions of people worldwide. They occur when the body’s immune system overreacts to harmless substances, such as dust mites, pet dander, mold, and pollen, found inside homes. This overreaction triggers a cascade of symptoms, including sneezing, runny nose, itchy eyes, and … Continue reading Indoor Allergies: Causes, Symptoms, and Prevention Guide More