7 Habits That Can Trigger Your Allergy Symptoms

Regularly allowing your bathroom to get too steamy can encourage mold and dust mites to grow, which may set off your allergy symptoms. “Mold thrives in warm, moist, and humid environments,” says Neeta Ogden, MD, an allergist and spokesperson for the American College of Allergy Asthma and Immunology.

http://www.webmd.com/allergies/features/6-daily-habits-that-may-make-you-sick