HOME FORECAST ALLERGY RESEARCH TOOLS National Allergy Map 29% of the country in low-medium status Click map to zoom in and explore regions, states and cities legend [ + ] Previous Next ALLERGY Learn about allergy causes and symptoms ALLERGY FORECAST Get your 5 day local allergy forecast FORECAST RESEARCH Research plants to understand allergy triggers RESEARCH TOOLS Allergy emails, allergy diary, mobile apps TOOLS Advertisement Colds Especially Bad? Your Nose Might Be to Blame MONDAY, Oct. 1, 2018 (HealthDay News) -- For people suffering from a cold, the severity of their symptoms may be linked to the mix of bacteria that inhabit their nose. New research suggests the amount and type of organisms residing in the nose might explain why some people's symptoms are worse than others -- even if they are infected with the same strain of virus. For the study, researchers analyzed the nasal bacteria of 152 people before and after they were infected with the same cold virus. People whose noses have a lot of Staphylococcus bacteria had more severe nasal symptoms than those with less of this type of bacteria. Full Article Advertisement Allergy Outlook The Allergy Outlook is unavailable for your location. Set your default location. Health Tips: Create an Emergency Plan for Deadly Allergy Reaction It could save your child's life Previous Next ALLERGY INFORMATION What Are Seasonal Allergies? More than 67 million americans suffer from allergy symptoms, including hay fever. But, what is an allergy? What is an allergic reaction? What are common allergy symptoms? What allergy treatments are available? Full Article What is Pollen? Pollen is one of the most common allergens in the United States. Pollen is an airborne allergen, which is picked up and carried by the wind. Various trees, grasses and weeds create pollen, which can cause hay fever, irritate your eyes and skin. Full Article HOME MY POLLEN.COM ABOUT US CONTACT US F.A.Q. TERMS OF USE PRIVACY POLICY ADVERTISING SITE MAP Copyright © 2018 IQVIA™. All rights reserved. Pollen.com and Allergy Alert are registered trademarks of IQVIA. Page last modified: 10/01/2018