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Title: Environmental Allergies: Symptoms, Causes and Treatment - PowerPoint PPT Presentation
Description: Environmental allergies involve an overreaction of your immune system to things existing in your everyday work, home, and outdoor surroundings. Here you'll learn more about what they are, what causes them, and your different treatment options. Environmental allergies trigger a response from your immune system to something in your surroundings that's not usually harmful. – PowerPoint PPT presentation
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